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TI-83/84 PLUS BASIC MATH PROGRAMS (STATISTICS)

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 Number of files 419 Last updated Monday, 6 November 2017 Total downloads 647,999 Most popular file AP Statistics with 44,439 downloads.

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 Name Size Date Rating Description (Parent Dir) folder Up to TI-83/84 Plus BASIC Math Programs 2propztest2.zip 1k 13-07-04 2PropZTest Version 2This program performs a 2Prop2Test with the added features: 1) The difference between the two is not necessarily zero, but it can be any real number. 2) Percents and number of successes along with sample sizes are considered. The program outputs test statistics and p-values. Enjoy! aastat.zip 4k 04-08-28 AASTAT (revision 3)A work of programming genius, this entirely-BASIC math program quickly and efficiently calculates mean, median, AND mode. Just enter your numbers separated by commas. It's super fast and comes with a huge tutorial heavily describing the way the code works. ancova1.zip 1k 16-05-26 ANCOVAThis program will perform an ANCOVA for a Single Factor Design with one Covariate. Great for any one who is performing such tests. Enjoy! anovainterval.zip 1k 14-03-10 ANOVA IntervalThis program will compute a confidence interval for estimating population means when ANOVA is being performed. Great for statistics students studying ANOVA. Enjoy! apstats2.zip 1k 09-05-05 Hypothesis TestsThis program includes information on the mean, std dev, assumptions, hypothesis, test stat, and confidence interval for 1 samp z test, 1 samp t test, 2 samp t test, 1 proportion z test, 2 proportion z test, chi squared, and lin reg t test. It also includes information on bionomal and geometric distrubtions. apstats.zip 18k 04-03-03 AP StatisticsThis is a very useful program, made for the 73, 82, 83, and 83+/SE. The program tells and solve for most of the formulas covered in an AP Statistics class. In each formula, practically any variable can be solved for in the 83(+/SE) versions. autocoin83p.zip 1k 02-03-01 Automatic Coin FlipperEnter how many times you need to flip it, and it flips it and records the number of heads and tails autocorrelation.zip 1k 14-01-23 AutocorrelationThis program computes the Durbin-Watson statistic for determining autocorrelation in a general linear model. Just enter in the information. Please read the accompanying file for more information. Enjoy! averageofrandoms.zip 1k 03-11-21 Average of RandomsThis simple program demonstrates the mathematic principle that the average of many random numers will always be half the maximum. averagequantity.zip 1k 17-11-06 Arithmetic MeanA simple averaging program. It will repeatedly ask for a single number and produce the statistical mean of all numbers input thus far with each new quantity. bartlett.zip 1k 15-01-26 BartlettThis program will perform a Bartlett test for equality of variances. Please read documentation for further details. Enjoy! baseball.zip 16k 03-04-26 THE ONE AND ONLT BALEBALL STATISTICS PROGRAMIf You Like Baseballl You Will Like This Program. It Does The Following: Shows You What Every Symbol Means. Does Calculations Such As (Batting Average),(On Base Average),(Home Run: At Bats Ratio), And (Stike Out: Cum. At Bats Ratio), It Has Two Cool Pis That You Need To Download With The Program. Hope Its Useful And That You Enjoy It. To See More Of My Files Go To http://www.ticalc.org/archives/files/authors/73/7371.html!! "THE ONE AND ONLY FILES" basic_stats.zip 1k 12-01-21 Basic statsThis program is for people who dont like to use the "stats-1-Var" and "Stats-2-var" functions. It gives you all the statistic parameters of statistic series (1 variable, 1variable+effectives, or 2 variables) coming soon: an extension with more complex statistics: Binomial, Student, khi² ... bayese.zip 18k 15-05-10 BAYESeThe Program computes the result of Bayes’ Theorem and gives P(A|B), that is, the probability of A given B. You enter P(A), P(B|A), and P(B|A’). bayesformula.zip 1k 12-09-03 Bayes FormulaThis program will compute the results of Bayes' formula. You can have more than two events. The program asks for the number of events and the associated probabilities for computing Bayes' Formula. Enjoy! bcstats.zip 6k 04-08-03 StatisticsBasically, this program will cover everything you'll need for a first year college non-calculus-based statistics course. The file is a group, so you'll need to send it to your calculator and ungroup it, then run the program called "aaas" to start the program. If there are any flaws in the program or if you have any problems, you can send me an e-mail at daddyrice@carolina.rr.com or an AOL instant message at MYNAMEISALLCAPS. bell.zip 1k 05-09-08 ProgBellThis program integrates the normal bell curve for you. This is especially useful in Prob + Stat where you're given a chart and have to add and subtract and all of this long, annoying stuff. This simplifies it. benford.zip 1k 12-07-19 BenfordThis program uses Benford's law to compute probabilities. Many options included. Enjoy! bernoulli_35.zip 1k 11-06-25 bernoulliThis program will determine the mean, median, mode, variance, standard deviation, skewness and kurtosis for a given probability. It will also plot a histogram, cdf and a moment generating function. bernoullirng.zip 1k 11-07-03 bernoulli random number generatorThis program will generate a single bernoulli random number generator. bernoullitheorem2.zip 1k 13-09-17 Bernoulli Theorem 2This program will compute the delta value in Bernoulli's Theorem to inform you of the probability of obtaining such results. Great for probability and statistics students studying Bernoulli's theorem or the Law of Large Numbers. Enjoy! bernoullitheorem.zip 1k 13-09-03 Bernoulli TheoremThis program works with Bernoulli's Theorem and acts as a precursor to the law of large numbers. Great for students and teachers alike who are working with the law of large numbers in an introductory setting. Enjoy! bernoulli.zip 1k 06-07-18 Bernoulli's TrialsA simple program that does Beurnolli's trials for probability [(nCr)(p^r)(q^(n-r))] for both ordered and unordered events. Enter the probability of success (p), number of trials (n), and number of successes (r), and it will display the answer in fraction form (if possible). Bypasses tedious calculations, and can be used as a way of checking answers. bestfite.zip 13k 11-12-16 BESTFITeThe program graphs the scatter plot and shows the best fit for regression types: linear, quadratic, cubic, quartic, ln, exp, and power. The equation of best fit type is given and a prediction can be made. bestfit.zip 1k 01-01-29 The Line Of Best FitThis will find the best fit slope and y-intercept of a set of coordinates of two lists. In which L1 is the x-coordinates and L2 is the y-coordinates. bingeom.zip 4k 01-04-04 Binomial and Geometric DistributionsThis is yet another program i have created for my stat class. I believe this along with EXPREG is one of my best ones. This can do almost anything you want it to on Binomial and Geometric Distributions. It is very self explanitory not like some of the programs you download only to find out the author created it for his or her use only and noone else can figure it out. It will do the PDF and CDF of both and also find the Mean and even do a Binomial Distribution Simulation. I love this program and it has helped me do great on tests. binomialdistribution.zip 1k 14-03-23 Binomial DistributionThis program works with the binomial distribution. It will plot the pmf and cdf, output the mean, median information, mode, variance, standard deviation, skew, excess kurtosis, entropy and approximate Fisher value. Enjoy! binomiale.zip 22k 11-12-18 BINOMIALeThe Program gives you all you need to know about a Binomial Distribution, that is: the mean, median, standard deviation, variance, and GRAPH. For X successes, you also get P(X = A), P(X < A), P(X > A), and P(A < X < B). In the lists is displayed the probability of X successes from 0 to n. binomialhypothesistest.zip 1k 13-04-26 Binomial Hypothesis TestThis program will perform a hypothesis test with the binomial distribution. If the assumption of normality is not fulfilled, then this program may be of use. Great for statistics classes. Enjoy! binomialrandomgenerator.zip 1k 11-06-25 binomial random number generatorBINGEN This program is a "random" number generator based on the binomial distribution. It requires a probability, P, and a number of trials, N. it will then display a histogram and store the random numbers in a list. Enjoy! binpdist.zip 1k 10-03-23 Binomial Probability DistributionA simple program that does the Binomial Probability Distribution equation for a stats class. bnw.zip 1k 03-09-17 Box and WhiskersThis is an easy-to-use box and whisker plot maker. It is so much easier than the built in one! boreltannercdf.zip 1k 14-02-12 Borel-Tanner CDFThis program computes the value on the CDF for the Borel-Tanner distribution as well as the mean and variance. Enjoy! boxmuellerrng.zip 1k 13-05-11 Box-Mueller RNGThis program works with the Box-Mueller Random Number Generator for generating two lists of independent Gaussian Random Variables. The user just enters in the number of Random Variables desired. Enjoy! boxwhiskerutilities.zip 13k 04-03-16 Box Whisker UtilitiesAn easy to use program that inputs variables / loads from L1 and gives you all the info you would need to know about a list/array. Gives 1,2,3 Quartiles, Mean, Median, Largest, and Smallest numbers. Ut also plots in a Box-Whisker Plot. bptest.zip 1k 14-01-17 BP TestThis program performs the Breusch-Pagan test for heteroscedasticity with one independent variable. Just enter in the lists and the program produces the test statistic, degrees of freedom and p-value. Great for business stats or anyone testing for heteroscedasticity. Enjoy! brownianbridge.zip 1k 13-06-27 Brownian BridgeThis program will display a Brownian Bridge (or a tied-down Wiener process). the user enters in the endpoints, the time interval and the number of intervals to compute. The program produces a graph of the process. Enjoy! cauchydistribution.zip 1k 12-02-05 Cauchy DistributionThis program works with the Cauchy Distribution. The user inputs the location and scale parameters and the program produces the following: 1) a graph of the pdf, 2) a graph of the cdf, and 3) the mode, median and entropy. The moments do not exist. Enjoy! cchart.zip 1k 13-08-18 C ChartThis program will produce a C-Chart for quality control. Enjoy! chapter1.zip 3k 01-02-06 Chapter 1 - Making Sense of DataThis is a program I made for my Chapter 1 test in which it includes tables and graphs, boxplots, histograms, and standard deviation. You will also need my program "Five Number Sum" to do a box-plot with this program. This is optional. chebye.zip 21k 11-12-18 CHEBYeThe Program uses CHEBYSHEV’S RULE to show 1. The least PERCENT of data that are within K standard deviations of the mean, and 2. The INTERVAL containing at least P percent of the data. chebyshevrule.zip 1k 13-07-04 Chebyshev RuleThis program works with Chebyshev's rule for distributions. The user has the option of determining the number of standard deviations, the percent of data within a specified number of standard deviations or the construction of an interval around the mean that contains a specified percentage of the data. Enjoy! chidistribution.zip 1k 11-12-05 Chi DistributionThis program works with the chi distribution (not chi-square). Enjoy! chisqe.zip 22k 11-12-20 CHISQeThe Program does a CHI-SQUARE TEST of INDEPENDENCE given a contingency table of values. It displays the Expected Values, Chi-Square, the p-value, the degrees of freedom, and states dependent or independent based on your level of significance alpha. You can also find the p-value given the degrees of freedom and Chi-Square. chisqgof.zip 1k 17-02-15 CHISQGOFThis program performs a Chi Square Goodness of Fit test for TI-83/TI-83 Plus calculators without this command built in. User must input Observed values in L1 and Expected values in L2 before running program. chisqr.zip 1k 15-04-19 AP Stats- Chi-Squared NotesThis program supplies one with all of the essential components of Chi-Squared knowledge. It lists the Conditions, Mechanics, Conclusion and Calculator tips for the average AP Stats student. chisquarecontributions.zip 35k 11-07-29 Chi Square ContributionsThis program will compute the expected counts and the contributions to a chi-square test of homogeneity and independence. The user inputs the information in matrix A. Matrix B will have the expected counts so that the chi-square test can be run using the default settings and the contributions to the test statistic are in matrix E. Enjoy! chisquaredistribution.zip 1k 11-07-05 Chi Square DistributionThis program will find values on the chi-square pdf, the chi-square cdf and give the following measures: mean, approx median, mode, variance, standard deviation, skewness and kurtosis. The user only needs to enter in degrees of freedom. chisquaregenerator.zip 1k 11-06-25 chisquaregeneratorThis program is a "random" number generator for a chi-square distribution. Enjoy! chitests.zip 2k 05-09-26 Chi Statistical TestsVery useful Statistical program, covering the Goodness of fit and Chi squared tests. Features include stating and checking for assumptions, displaying chi squared value, P-value, and degrees of freedom, tells you whether or not to reject the Ho hypothesis and at what alpha level, and does so in a very accurate, compact manner. If you are taking AP Statistics or any math class which uses these distribution tests, you will find this program extremely useful, even if it's just to check your work. -- By Fisch2 chowtest.zip 1k 15-01-19 Chow TestThis program will perform a Chow test from econometrics. Please read the documentation. Enjoy! cirho.zip 1k 13-06-21 Confidence Intervals RhoThis program will compute confidence intervals for the population correlation coefficients. Enjoy! ciriskestimate.zip 1k 14-04-22 CI Risk EstimatesThis program will compute a confidence interval for the risk difference, the relative risk and the odds ratio for given data. Great for biostatistics students. Enjoy! clopperpearson.zip 1k 15-07-09 Clopper Pearson This program computes the "exact" interval for a confidence interval for a proportion. Great for Statistics classes. Enjoy! cltdemo.zip 1k 12-05-17 Central Limit Theorem DemoThis program will demonstrate the central limit theorem. The user enters in a sample size. The program will first generate a sample list of data using the rand command, then it will average these values together. It will generate 100 sample averages total, compute the sample mean and the sample standard deviation of the sampling distribution based on the Central Limit theorem. It will also estimate the population mean and standard deviation based on this information. Finally it will generate a histogram of the sample averages to see if the shape resembles a normal distribution. Enjoy! cmhtest.zip 1k 14-04-22 Cochran Mantel Haenszel MethodThis program will perform the CMH method using a 2 x 2 table for each strata. Great for biostatistics. Enjoy! coefficient_8.zip 1k 04-01-19 Correlation CoefficientEnter data into two lists and it will give you the correlation coefficient. coefficientofcontingency.zip 1k 11-07-03 Coefficient of ContingencyThis program will compute Pearson's Coefficient of Contingency after a chi-square test is run. Use matrix A as the observed values and run a chi-square test to store the test statistic in memory. Enjoy! coefficientofvariation.zip 1k 12-09-05 coefficientn of variationThis program will compute the coefficient of variation and output results as a percentage. The user may enter in statistics or a data list. Enjoy! coinadv.zip 2k 04-10-07 Coin ADV.<<<>>> One of the most sophisticated BASIC Coin Toss Program you'll ever find. There aren't that many areas in Maths where Coin Toss is required...But for the Times You Do need one...Coin ADV. is very reliable. Its got everything you can do with a coin I can think of...(except buying stuff..lol) Features: Custom Toss: Tosses a single coin for a number of time you designate 1000 Toss: Mass Coin Tossing Component that Tosses a coin 1000 times, displaying the results of every 100 tosses in a neat table ^^ Single Toss: Simple Single Coin Toss Multi Toss: Tosses More than one coin at one time...At the moment, you can toss up to 4 coins at once. Quit: Not just an ordinary "Quit"...It restores your functions too. FULL INSTRUCTIONS INCLUDED IN THE PROGRAM ITSELF. <<<>>> A bonus program I included the group. Restores Maths and Graphic Settings to Default...Perfect to run this quick, easy prgm just before an exam. (note: Changes mode to Degrees...not Radian) ENJOY~ ^^ coinflip.zip 2k 06-12-10 Coin FlipFlips a coin and draws a cumulative graph of the flips. Nice and fun Statistics program. coinprobability.zip 1k 03-05-04 Coin ProbabilityQuick and easy- tell it how many times you want to flip a coin, and it will tell you how many times each side came up. cointoss.zip 1k 05-10-20 Coin Toss Simulator v1.02Input a number and this nifty little program will simulate tossing a coin that many times. Then it will output a line graph, showing the percentage of heads after each toss. The main purpose of this program is to demonstrate the Law of Large Numbers, but you can also use it to impress your Statistics teacher! coin.zip 1k 05-04-01 Probability FlipPerfect for those boring physics classes, Probability Flip is a simple program where you enter the number of flips that you want the coin to perform and then the calculator simulates the coin flip. The percentages are shown in progress as the coin flips. It may not be a game but it could be more fun to watch than your boring teacher :) concharte.zip 17k 11-12-20 CONCHARTeThe Program displays a CONTROL CHART showing control lines at M + 3S, M + 2S, M + S, M, M – S, M – 2S, and M – 3S that are based on an expected mean M and standard deviation S. concordance.zip 1k 14-02-19 ConcordanceThis program computes the concordance of ranked data. Please read the accompanying documentation for a full description. Enjoy! conditionalexpectation.zip 1k 13-06-27 Conditional ExpectationThis program will compute the conditional expectation of a discrete random variable. The user inputs the requried information (be aware that lists are used heavily). The program outputs the conditional expectation. Great for advanced stats and probability. Enjoy! conditionalprobability.zip 1k 13-06-27 Conditional ProbabilityThis program will compute the conditional probability of a discrete random variable. The user inputs the required information (be aware that lists are used heavily for this program). The program outputs the conditional probability. Great for advanced stats and probability. Enjoy! conditionalvariancediscre.zip 1k 14-03-10 Conditional Variance DiscreteThis program will compute the conditional variance of two discrete random variables. Enjoy! confidencebands.zip 14k 11-10-20 Confidence BandsThis program will compute the confidence bands for E(y) with a regression line. It is reserved to lines for now. The user enters in the data, the confidence level, the number of intervals to generate so that points may be connected and the center location of these intervals. The program does the rest. See the documents for further info. Enjoy! confinte.zip 9k 11-11-02 CONFINTeThe Program computes z and t CONFIDENCE INTERVALS for the mean of a population showing 80%, 90%, 95%, 98%, 99%, and 99.9% confidence along with the MARGIN OF ERROR for each interval. The intervals are also shown on a graph so you can see the difference the confidence level makes. continuousuniform.zip 1k 11-07-15 Continuous Uniform This program considers the continuous uniform density. The user inputs the left and right bounds for the density and can obtain measures, plots and values on the pdf, cdf, mgf, and inverse cdf. Enjoy! cooksd.zip 1k 14-03-29 Cooks DistanceThis program computes Cook's Distance for one independent variable in ordinary linear regression. Please read the documentation for a full description. Enjoy! correlationmatrix.zip 1k 13-09-03 Correlation MatrixThis program will compute a correlation matrix. Enter the information as lists and the program does the rest. Great for statistics students. Enjoy! cotez.zip 1k 05-04-13 COTEZThis program lets you know the z cote of a data from a list of datas or with the average and the variance. Partially in French. count5method.zip 1k 13-07-01 Count 5 MethodThis program performs the count 5 method for two lists to compare the population variances. It is an alternative to the F test. The user inputs the two lists and the signficance level (A-level in the program). The program outputs the test statistic, the critival value and the decision to make. Great for statistics. Enjoy! covariancematrix.zip 1k 13-09-03 Covariance MatrixThis program computes a covariance matrix. The user enters in the data as lists and the program does the rest. Great for statistics students. Enjoy! covariance.zip 1k 12-07-05 CovarianceThis program computes sample and population covariances. Enjoy! cramersvstatistic.zip 1k 11-07-03 Cramer's VThis program computes Cramer's V test statistic to determine the degree of association between variables after running a chi-square test of independence. The user must enter the information of the observed values in matrix A and also must run the chi-square test on the calculator to have the values stored properly. Enjoy! cramervonmisestest1.zip 2k 15-07-09 Cramer von Mises Test 1This program will perform a 1-sample Cramer von Mises goodness of fit test comparing a data set to either normal, Student t, chi-square, F or uniform. Enjoy! criticalpointscells.zip 1k 14-02-12 Critical Points Cells This program will compute the probability for a number of balls to occupy a specified number of cells, or given a probability, it will determine the minimum number of balls needed to occupy cells. Enjoy! criticalvaluesr.zip 1k 13-06-21 Critical Values for rThis program will compute critical values for r when conducting tests on correlations. Enjoy! criticalvaluesspearman.zip 1k 13-07-06 Critical Values SpearmanThis file contains two programs, one for finding critical values on a TI-84 for Spearman's rank correlation coefficients and one for the TI-83. The TI-84 program uses the invT command. Enjoy! cstat.zip 14k 03-06-14 Complete A.P. Stat Program FINAL V. 1.0Whether or not you liked my earlier versions (and I'm sure you didn't), you will love this program. It takes the majority of the functions and formulas that are required for the A.P. Test, performs them, and shows all of the work. No other program in existence is this useful! I have used it throughout the school year and I have aced every test without any thought. It could be a little more user friendly and now warns you when a list needs to be used, but it is a great program that you will all love. E-mail me any comments/questions. cumupoly.zip 3k 07-05-16 Cumulative Frequency PolygonCalculates and plots the cumulative frequencies of a data list. curvefit.zip 1k 09-01-05 Curve FittingCalculates the polynomial of least degree that passes exactly through any number of data points (Lagrange interpolation). Coefficients are stored in list and matrix form for your mathematical convenience and pleasure. cve.zip 14k 12-03-07 CVeThis Program replaces the need for the z-table and t-table. It finds the critical value CV for a given 1. center area c, 2. right tail area A’, 3. left tail area A’, or 4. two tail area A’’. It also shows the graph of the area. cvmultipler.zip 1k 14-02-12 Critical Values for Multiple RThis program will compute the critical values for a multiple regression coefficient. Please read accompanying documentation for more information. Enjoy! dagostino.zip 1k 17-11-06 D'Agostino K-squared TestThis program will perform D'Agostino's K^2 Test as well as a skew test and kurtosis test for normality. Enjoy! dampedmotionregression.zip 1k 14-12-21 Damped Harmonic Motion RegressionThis program will compute a least-squares regression for a data set resembling damped harmonic motion. Enjoy! degreesoffreedom.zip 1k 12-08-10 Degrees of FreedomThis program computes the degrees of freedom for a 2-Sample T-Test by using a conservative measurement as well as the formula. It will also round the result of the formula accordingly. Enjoy! deming.zip 1k 17-11-06 Deming RegressionThis program will perform a Deming Linear Regression. Enjoy! descripte.zip 39k 11-12-20 DESCRIPTeThe Program describes a list of measurements giving the count, the sum, mean, median, standard deviation, variance, range, mode, the box plot and the z-score of each measurement. dice1.zip 1k 11-03-10 Rolling Dice This program rolls any number of dice with up to 65536 number of sides, up to 6*10^17 number of times. What's special about it is that it uses a multiply with carry generator, instead of the built in random generator, and this mwc-generator has much better properties for generating random numbers. dice2.zip 1k 00-05-15 Dice2Rolls two virtual dice and gives you a nice little histogram of the data. diceaaa.8xp 1k 03-03-10 AAA dicethis is a good math program that lets you roll dice. It is better than most because you can choose the amount of dice, the amount of times thrown, and the number of sides on the dice. diceroll.zip 1k 04-03-29 DiceRoll 1.0Umm... Rolls a dice? dice.zip 1k 03-09-01 Dice ProgramsThis is a collection of programs that either roll dice or use data from rolling dice. This will work good for interpreting statistical data for dice. differenceinmeanskruskalw.zip 1k 14-01-17 Difference Kruskal WallisThis program will compare two average rank values and conduct a chi-square test to determine if the difference between these two are significant. Great for business statistic students studying nonparametric methods. Enjoy! discretecovariance.zip 1k 14-03-10 Discrete CovarianceThis program computes covariance via expectation formulas. Enjoy! discreterng.zip 2k 14-02-06 Discrete Random Number GeneratorThere are two programs in this zip file, one for the 84 (it uses the randIntNoRep command) and one for the 83 (which does not use it, but a programmable substitute from TI-Developer). Either of these programs will compute a listing of random numbers from a user provided probability model. See the accompanying documentation for a full description of the program. Enjoy! discretervmeasures.zip 1k 12-09-05 Discrete RV MeasuresThis program produces the mean, variance and standard deviation for a discrete random variable. Great for beginners in statistics as well as programming. The user only inputs two lists: the values the random variable takes on and the probability of taking on these values. The program computes the rest. Enjoy! discreteuniformdistributi.zip 1k 11-07-27 Discrete Uniform DistributionThis program gives information about the discrete uniform distrubtion. It will generate plots, measures and values on the pdf and cdf curves. Enjoy! discretevariance.zip 1k 14-03-05 Discrete VarianceThis program computes variance for discrete RV using the expectation formula. Enjoy! easystat.zip 4k 03-12-03 Easy StatisticsThis program will easily give you the Min, Max, Mean, Median, Sum, Standard Deviation, and Variance of any list. empircal.8xp.zip 1k 10-11-23 Empirical Rule (68-95-99.5)Finds the mean and standard deviation of L1, then the number of list elements between -1 and 1 standard deviation, -2 and 2, and -3 and 3 standard deviations away from the mean. Then it finds the percentages, which you can compare to 68-95-99.5 A bonus: it's tiny! erf_erfc.zip 4k 08-04-14 Gaussian Error Function: erf( and erfc(A set of programs the computes the erf(x) and erfc(x). Unlike similar programs available here, the result given by these programs is accurate to all 10 decimals displayed by the calculator. erf.zip 1k 04-11-20 Gaussian Error FunctionThis program calculates the error function of the inputed parameter. The program calculates the value iterativly, and is fairly accurate. Comments are Welcome. erlangdistributiongen.zip 1k 11-07-03 Erlang Distribution GeneratorThis program constructs a list of random variables that have a gamma distribution or an Erlang distribution. erlangrandomgen.zip 1k 11-07-03 Erlang Random Number GeneratorThis program acts as a "random" number generator for the Erlang distribution. expdiste.zip 30k 12-03-29 EXPDISTeFor an EXPONENTIAL Random Variable X with average a on the interval 0 to infinity, the Program gives the 1. expected value or mean E(X), 2. variance VAR(X), 3. standard deviation, 4. median, 5. P(X < A), P(X > A), P(A < X < B), and 6. graph of the distribution showing the probability. exponentialconf.zip 1k 11-11-04 Exponential Confidence IntervalThis program will find a confidence interval for the maximum likelihood estimate for the parameter. Enjoy! exponentialdistribution_29.zip 1k 11-07-05 Exponential DistributionThis program will do the following: 1) It computes values and graphs the exponential pdf. 2) It computes values and graphs the exponential cdf. 3) It computes the mean, median, mode, variance, standard deviation, skewness, kurtosis, failure rate and entropy. 4) It will also produce the first and third quartiles and a graph of the quantile (inverse cdf) function. 5) exponentialdistribution.zip 1k 11-07-03 exponential distribution generatorThis program displays a histogram of N identically exponentially distributed random variables. exponentialrng.zip 1k 11-07-03 exponential RNGThis program is a random number generator for the exponential distribution. expreg.zip 1k 00-12-04 ExpregThis is another great program i have created for my statistics class. It does both exponential and power regression growth. You simply tell it where the infromation is and it does everything for you. But i do suggest that if you don't know a little about exponetial or power regression not to use this program cause it will confuse you more than you were in the first place. extremestandarddeviate.zip 1k 14-08-20 Extreme Standard DeviateThis program works with the extreme standard deviate when given population information. Please read the documentation. Enjoy! fastmodefinder.zip 1k 08-11-30 Fast Mode FinderHave you noticed that your TI-83/84 has built in functions for mean and median, but not for mode? This program will find the mode(s) of a list, and do it quickly. fdistributionconfidence.zip 1k 11-10-18 F-intervalThis program will compute the confidence interval for the ratio of two population variances based on the sample variances using the F-distribution. The user inputs the information and receives the point estimate for the ratio as well as the lower and upper bound for the interval. Enjoy! fdistribution.zip 1k 11-10-18 F-DistributionThis program will work with the F-distribution. It will supply information about the pdf, the cdf and measures. These measures include the mean, mode, approximate median, variance, std deviation, skewness and kurtosis. Enjoy! fencescalculator.zip 1k 15-01-04 Fences CalculatorThis program calculates the fences of a set of data to determine the outliers given a Q1 and Q3. This program is easy to use and saves time on stats tests. Enjoy!! fences.zip 1k 12-06-03 FencesThis program computes the fences for outliers using the mild outlier rule and the extreme outlier rule. Enjoy! finitepopulationcorrectio.zip 1k 12-07-19 Finite Population Correction FactorThis program computes the margin of error or the sample size for a proportion using the finite population correction factor. Enjoy! firstorderexpsmooth.zip 1k 14-02-19 First Order Exponential SmoothingThis program will perform a first order exponential smoothing technique for forecasts. It also outputs the mean square error for such forecasts. Great for business statistics students. Enjoy! fishernoncentralhypergeom.zip 1k 14-04-20 Fisher Noncentral HypergeometricThis program works with Fisher's Non-central Hypergeometric distribution. The user may evaluate values on the PMF or obtain measures about this distribution. Enjoy! freqc.zip 2k 04-12-18 List Frequency CountThis programme computes the frequency of repetitive elements in a specific list (Defined by the user). Check out the screen shots. freqdiste.zip 16k 11-12-24 FREQDISTEnter a frequency distribution. The Program displays: mean, median, standard deviation, variance, relative frequencies, and GRAPH. freqmakee.zip 8k 13-06-12 FREQMAKEeThe program makes a Frequency Distribution from given raw data entered into L1. After the program runs, the unique data is then displayed in L1 with frequencies in L2 and relative frequencies in L3. The original data is moved to L5 and sorted in L6. freqplot.zip 1k 01-12-22 Statistical PlotsMakes the lists and graphs for the frequency plot, relative frequency plot (%), cumulative frequency, and ogive (cumulative %); read more about the program in my readme.txt file in the freqplot.zip file. frequencypolygon.zip 1k 13-07-06 Frequency PolygonThis program will construct a frequency polygon. The user inputs the data list and the number of classes. The program will give the choice of frequency polygon, histogram or both. Great for elementary statistics. Enjoy! friedmantest.zip 1k 15-09-29 Friedman TestThis is an updated version of the program. ftestutility.zip 1k 14-03-10 FTest UtilityThis program performs a one-sided F-Test for determining the utility of a general linear model. Can input data or statistics for this program. Enjoy! gammadis.zip 1k 16-05-08 Gamma DistributionThis program will produce information concerning the gamma distribution along with graphs. Enjoy! generallinearmodelfile.zip 21k 11-10-20 General Linear Model T-IntervalThis program will compute the estimates and confidence intervals for a general linear model of the form: y = b0 + b1x1 + b2x2 + ... It will also produce the variance matrix so that you may determine the variance for each estimate. It also gives degrees of freedom and the variance estimate for the population. Enjoy! geodiste.zip 18k 12-03-29 GEODISTeGiven the probability of success p, the Program 1. Graphs a GEOMETRIC DISTRIBUTION, 2. Gives its mean, standard deviation, and variance, and 3. Finds P(X = A), P(X < A), P(X > A), P(A < X < B). geomean2.zip 1k 03-05-18 Geometric MeanFind the geometric mean. geomeanwill.zip 1k 02-03-23 Geometric MeanPretty simple program. Finds the geometric mean of two numbers. It works. geomean.zip 1k 01-02-20 Geometric MeanA very simple, yet reliable, geometric mean program. geometricgenerator.zip 1k 11-06-25 geometric generatorThis program generates random numbers based on a geometric distribution and also displays a histogram. Enjoy! geometricrng.zip 1k 11-07-03 Geometric RNGThis program is a random number generator for the geometric distribution. geometric.zip 1k 11-06-13 Geometric DistributionThis program will compute probabilities for the geometric distribution (under the rule that we are investigating the number of trials until the first success, not the number of failures until the first success so the support are the natural numbers). It will also compute the mean, median, mode, standard deviation, variance, skewness and kurtosis. The user may also plot a histogram, a graph of the cdf and a frequency polygon for a specified distribution. glejser.zip 1k 15-04-25 GlejserThis program performs a Glejser test for heteroscedasticity. Great for econometrics. Enjoy! gmean.zip 1k 02-06-19 Geometric MeanCalculates the geometric mean of a series of numbers. Pretty idiot proof, though I'm probably under-estimating the idiot population. gofarbitrary.zip 1k 11-10-21 GOF arbitraryThis program will compute a chi-square goodness of fit test for an arbitrary discrete distribution. Enjoy! gofbinomial.zip 1k 11-10-21 GOF binomialThis program will perform a chi-square goodness of fit test assuming the distribution is binomial. Enjoy! gofnormal2.zip 1k 13-05-24 GOF Normal 2This program, unlike my previous one, will perform a GOF test for normal distributions when we use sample statistics rather than having the population parameters specified. It will output the df (N-3 this time), the test statistics and the p-value. Enjoy! gofnormal.zip 1k 11-10-21 GOF normalThis program will perform a chi-square goodness of fit test for data that is assumed to be normally distributed. Enjoy! gofpoisson.zip 1k 11-10-21 GOF poissonThis program will perform a chi-square goodness of fit test with the hypothesized distribution a poisson. Enjoy! gofuniform.zip 1k 11-10-21 GOF uniformThis program will perform a chi-square goodness of fit test under the hypothesis that the distribution is uniform (evenly distributed). Enjoy! goldfeldquandttest.zip 1k 15-01-11 Goldfeld Quandt TestThis is test of unequal variances common in econometrics. Enjoy! grpdatae.zip 23k 15-05-22 GRPDATAeThis Program will display facts about GROUPED DATA: midpoints, relative frequency, mean, median, standard deviation, variance, and graph. First enter the width boundaries in L1 and L2 the frequencies in L3. Start the Program to display facts about the distribution. Press [ENTER] to see the graph*. Go back to the LISTS: [STAT] 1 to see the midpoints and relative frequencies. Press [GRAPH] [TRACE] and the left and right arrow keys to move about the graph. gtestgof.zip 1k 14-04-27 G-Test GOFThis program will perform a G-Test goodness of fit as an alternative to the chi-square test. Enjoy! hartley.zip 1k 14-02-19 HartleyThis program will perform a Hartley test for testing homogeneity of population variances (an extension of the F-test). Please read the enclosed documentation for a full description. Enjoy! histograme.zip 25k 12-03-29 HISTThe Program makes a Histogram from a list of measurements. It suggests the number of bars, or classes, K for your data, but you can override this. Also, the width range is given corresponding to your choice of K. You enter width W from the range. A whole number width is best, if possible. You will see the boundaries of each bar, the frequency and relative frequency of each class. hotellingt2.zip 1k 15-02-15 Hotelling T-Square TestThis program performs a Hotelling T-square test (the multivariate equivalent to the t-test). The user may enter in data or statistics. Enjoy! howto3e.zip 10k 12-03-10 HOWTO3eThis Program gives the step by step details of how to, by hand, find 1. The ODDS against an event E happening given the probability E will or will not happen, 2. The ODDS an event E will happen given the probability E will or will not happen, 3. The probability E will not happen given the ODDS against E happening or happening, 4. The probability E will happen given the ODDS against E happening or happening. hyperbolicregression.zip 1k 12-05-10 Hyperbolic RegressionThis program is designed to fit a curve of the form y = 1/(a+bX) to a set of data. The user inputs the x-list and the y-list and the program outputs a, b and r^2. It also gives the user the option to see the graph. Enjoy! hyperbolicsecantdistribut.zip 1k 13-04-12 Hyperbolic Secant Distribution This program deals with the hyperbolic secant distribution. It works with the pdf, cdf, mgf, cf, inverse cdf and outputs values like the mean, median, variance, etc. Enjoy! hypere.zip 49k 12-03-29 HYPEReThe Program finds 1. The HYPERGEOMETRIC probability of getting K good objects when R objects are selected from N objects in which G are good, 2. The mean, median, standard deviation, and variance of the HYPERGEOMETRIC DISTRIBUTION, 3. The graph of the distribution, and 4. P(X < A), P(X > A ), P(A < X < B). hypergeometricdistributio.zip 1k 11-06-25 hypergeometricThis program finds probabilities, measures and graphs of hypergeometric distributions. Enjoy! hyperg.zip 1k 13-04-12 HyperGGives the mean, median, mode and standard deviation of a Hypergeometric distribution, where "n" = size of the selection set "k" = size of some category within that set "r" = number of draws hypothesistestexpectedy.zip 1k 14-01-17 Hypothesis Test Expected YThis program will perform a hypothesis test on the expected values of the output variable. Great for business students studying statistics. Enjoy! hypothesistestmultico.zip 1k 14-02-06 Hypothesis Test MulticoThis program performs a hypothesis test for multicollinearity between two independent variables. Enjoy! ichart.zip 1k 07-12-28 iChartiChart is a chart/plot/graphing program which allows the user to create pie-charts, bar-graphs, histograms, Stem & Leaf Plots, and box(& whisker) plots. In addition, it cangive you a five-number analysis (min, Q1, median, Q2, max) as well as sample & population deviation. Additionally, it will give you the number of outliers and what they are. infiniterolls.zip 1k 11-05-01 Infinite RollsThis program can simulate rolling a die with any number of sides any number of times. Updated version includes a histogram. interactionplots.zip 1k 13-08-03 Interaction PlotsThis program will display interaction plots if the user is conducting a two-way ANOVA. Great for second statistics courses or experimental design. Enjoy! intervale.zip 32k 12-03-29 INTERVALeThe Program finds the 1st, 2nd, and 3rd standard deviation INTERVALS about a known mean and standard deviation. If the data is from a sampling distribution, the standard error of the mean is also found. invchisquare2.zip 1k 13-07-04 Inverse Chi-Square 2This program is an alternate version of the inverse chi-square program that uses a formula rather than solves an equation. The user inputs the sample size and the alpha-level. It will find the score to the alpha-level corresponds to the area right of the value. Enjoy! invchisquare.zip 1k 13-06-29 Inverse Chi-SquareThis program computes the critical values for the chi-square distribution. Just enter the area to the right of the critical value and the degrees of freedom (this is to be consistent with current tables). Enjoy! inversef.zip 1k 13-07-01 Inverse FThis program will compute inverse F values. The user enters the area to the right of the value under the F distribution the degrees of freedom for the numerator and denominator respectively. The program will output the score. Enjoy! inverserangeintegral.zip 1k 16-08-13 Inverse Range IntegralThis program will compute critical values for the Range Integral. It runs slow, but it is small. Enjoy! inversetprogram.zip 1k 12-09-05 Inverse T commandSimilar to the invNorm command on TI-83 Plus calculators, this one determines the t-value for an area left under a t-distribution. While a command for this exists on the TI-84, there is not one for the TI-83 Plus. Enjoy! inversetriangularscore.zip 1k 13-07-21 Inverse Triangular ScoresThis program will compute inverse triangular values for a triangular distribution. The user inputs the the endpoints and the location of the mode and the percentage of data left of the score. The program computes the score and will draw a picture of the situation. Great for statistics students. Enjoy! inverseuniform.zip 1k 13-08-23 Inverse UniformThis program computes the score for a uniform density. The user may input the endpoints or the mean and standard deviation of the uniform density and then the amount of are LEFT of score. The program outputs the score and a diagram of the situation. Great for elementary statistics and probability students. Enjoy! invertedchisquaredistribu.zip 1k 14-04-09 Inverted Chi-Square DistributionThis program works with the inverse (or inverted) chi-square distribution. It will produce values on the pdf, cdf and measures. Graphs of the pdf and cdf are also produced. Enjoy! invertedchisquarerng.zip 1k 14-04-06 Inverted Chi-Square RNGThere are two files in this folder, one for generating a single random value based on the inverted chi-square distribution and another that will generate a histogram with 99 values showing an approximation to the pdf. Enjoy! invrst.zip 1k 06-08-13 Inverse T distributionThis finds the function value of the t-distribution given the degrees of freedom and the p-value or the area of the tail. invt.zip 1k 05-04-12 Inverse TBecause the TI-83 does not have an Inverse T function for use in statistics, I decided to make a program that calculates it for you via a 'back door'. The details on how this program works can be found here: http://www.webb.org/math/starnes/inverse_t_on_the_ti.htm. Version 2: Used a different backdoor approach. This one is much slower, but will return more accurate results, and should not have domain errors. jbtest.zip 1k 13-09-17 JBTestThis program performs the Jarque-Bera test on a data set to test for normality. The user may enter in data or statistics. The test uses the skew and kurtosis measures (moment formulas). The program will produce the test statistic, the skew, the kurtosis, the sample size and the p-value (it uses chi-square with 2 degress of freedom and this is an asymptotic result). Enjoy! jesse2.zip 1k 04-02-17 Stat StuffThis program returns, with the push of a button, the mean, Standard Deviation, and much more! It even equaits an inputted Z-score. Finds the above values from a list, inputted either, from a premade location, or right on the spot. You could do all these things by pencila nd paper, one by one on your calculator...or at the push of a button. kaplanmeiertest1.zip 1k 15-07-10 Kaplan-Meier Test 1This program performs a Kaplan-Meier test for 1 sample from survival analysis. Please read the accompanying documentation for details. Enjoy! kendalltau.zip 1k 14-02-19 Kendall's TauThis program will compute Kendall's tau for ranked data. Please read the accompanying documentation for a full description. Enjoy! kruskallwallis.zip 1k 13-07-06 Kruskal-Wallis TestThis program will perform a Kruskal-Wallis test for non-parametric statistics. The user inputs the ranks of the data or the statistics gathered from the data. The program will output the test statistic and p-value. Enjoy! kurtosistest.zip 2k 14-02-19 Kurtosis TestThis program performs a test of non-normality using the kurtosis of a data set. Included are lists used in the program, so please download these as well if you use the program. Please read the documentation for a full description. Enjoy! kurtosis.zip 1k 11-06-30 kurtosisThis program will find the kurtosis of a list of data via one of three formulas: 1) Moments 2) Excess 3) SAS formula These formulas can be found on the website: www.ats.ucla.edu/stat/mult_pkg/faq/general/kurtosis.htm laplacedistribution.zip 1k 11-11-04 Laplace DistributionThis program outputs information about the Laplace (or double exponential) distribution. Enjoy! laplacehistogram.zip 1k 11-11-04 Laplace HistogramThis program will compute 100 random numbers according to the Laplace distribution and plot the histogram. Enjoy! laplacerng.zip 1k 11-11-04 Laplace RNGThis program will compute a random number according to a Laplace distribution. Enjoy! lawoflargenumbers.zip 1k 11-06-17 Law of Large NumbersThis is a short program for demonstrating the law of large numbers. Users enter in a list of data and receive a plot of the number of the data value versus the average of values up to and including that particular value. Can be useful for classroom demonstrations. Enjoy! leastsquarepolynomial.zip 1k 13-10-04 Least-Squares Polynomial FitThis program will fit a polynomial of higher degree to a data set. The calculator's pre-programmed commands stop at fourth degree polynomials, this program allows you to choose the degree. Enjoy! levene.zip 1k 16-03-28 LeveneThis program will perform a modified Levene test as an alternative to the F-test. Enjoy! leveragestatistics.zip 1k 14-03-25 leverage statisticsThis program produces leverage statistics used in ordinary linear regression Enjoy! linearcontrast.zip 2k 14-08-21 Linear ContrastThis program works with the concept of linear contrast in statistics. Please read the documentation for further information. Enjoy! linearregressionperpendic.zip 1k 14-11-14 Linear Regression Perpendicular OffsetsThis program will compute the linear regression using perpendicular offsets instead of vertical offsets. Enjoy! linereg.zip 1k 09-09-27 Line Regression SolverJust enter in your points and the program will graph it for you and show you the best fit line. linreg2.zip 1k 13-08-03 LinReg2This program will compute a linear regression when given statistics on a data set instead of a data list. It will also compute the deviations of data point has from the mean. Great for elementary statistics. Enjoy! linrege.zip 36k 12-03-29 LINREGeThis LINEAR REGRESSION Program displays the scatter plot, then the line of best fit, then its equation along with r and r2. In the lists you will see each actual y, the predicted y, the error and relative error of each y. linregtint2.zip 1k 15-02-12 LinRegTInt2This file is an update of my previous LinRegInt program and contains an easier readout and more info. Enjoy! linregtint83.zip 1k 12-08-15 LinRegTInt83This is a version of the LinRegTInt command that appears on the TI-84 calculator but is programmed for the TI-83+. This program will also compute the confidence interval for the y-intercept as well as the slope of the line whereas the TI-84 program only does the slope. Enjoy! linregttest2.zip 1k 13-06-21 LinRegTTest 2This program will conduct a t-test on the slope of the least-squares regression line with the added feature that the hypothesized slope is not zero. The LinRegTTest command assumes this, but this program does not. Enjoy! list_calc.zip 1k 03-12-22 List ManipulatorInput how many numbers you have in a particular list, then input the numbers themselves, then pick an item from the menu to get goin'! Gets Average, Median, or Range without YOU having to do any thinking. ;) E-mail me @ ezekielvictor@hotmail.com or AIM me @ zekecoasterfreak (if you e-mail me, please include something like "TI-Programs" in the subject line) -Feel Free To Share This Release .. Make Sure I Receive Credit!- list.zip 1k 03-09-08 List InformationThis program will display information(minimum, maximum, mean, standard deviation, variance, how many numbers there are, and mean) about the list that you enter. lnrgttil.zip 1k 15-04-19 Linear Regression T Tests/Interval NotesThis program contains all the notes needed for Linear Regression distributions. It contains the Intro, Conditions, Mechanics, Conclusion and tips. logisticdistribution.zip 1k 14-03-13 Logistic distributionThis program works with the logistic distribution. Please read over the documentation for a description. Enjoy! lognormaldistribution.zip 1k 11-11-11 Lognormal DistributionThis program will graph the pdf of a lognormal distribution. It will also give values for the cdf function (left, right or between). A graph of the cdf can be available (but it takes a little time). This program will also output measures associated with the lognormal distribution. Enjoy! lognormalgenerator.zip 1k 11-07-03 Lognormal Distribution GeneratorThis program will output a histogram for N lognormally distributed random variables. lognormalrng.zip 1k 11-07-03 Lognormal RNGThis is a random number generator for the lognormal distribution. lslr.zip 1k 14-10-01 Line Squared Linear RegressionGive the Program the needed info and it will calculate the line of best fit for you. mahanobisdistance.zip 1k 15-05-15 Mahanobis DistanceThis program will compute the Mahanobis distance and pooled covariance matrix for 2 groups of 2-D data. Enjoy! manimo.zip 1k 02-03-03 ManimoUse this prog (random) instead throwing a penny to choose between 2 (2 to infinite) choices. mannwhitney.zip 1k 13-07-06 Mann-Whitney TestThis program will perform a Mann-Whitney non-parametric statistics test. The user inputs the ranks of the data values and the program outputs the test statistic and p-value. Enjoy! marginalconditionaldistri.zip 1k 13-08-18 Marginal Conditional DistributionThis program will produce a marginal or a conditional distribution for a two-way table. Enjoy! matchedpairsversion2.zip 1k 11-07-08 Matched Pairs T Test Version 2This is an improvement on my first matched pairs t-test program. This program will perform the test using a data list or statistics. It will also compute the confidence intervals if you have a data list or statistics. If you run a test it will produce the test statistic, the p-value and if you entered in a significance level, it will also produce the decision to make. If you compute a confidence interval, it will provide you with the sample mean, the standard error (not standard deviation), the interval as well as the margin of error. Enjoy! mcnemar.zip 1k 12-04-25 McNemar's TestThis program performs McNemar's test for dependent samples using proportions. The user enters in the information in matrix format and the program outputs probabilities for successes, test statistic and p-values. It also checks to see if the conditions are satisfied to perform the test. Enjoy! mds.zip 105k 04-12-14 Multidimensional ScalingMultidimensional scaling (MDS) is used to display high-dimensional statistical data on a two-dimensional screen. Different techniques are used for different types of data. This package includes correspondence analysis, principal components analysis, biplot axes, classical scaling, unfolding and Procrustes analysis. A user's guide is included. Knowledge of programming isn't required. meanabsolutedeviation.zip 1k 11-07-08 Absolute Deviation MeasuresThis program produces the mean absolute deviation and the median absolute deviation for a data set. The user inputs a data set and the program outputs the mean absolute deviation as well as the median absolute deviation (absolute deviation is minimized when the median is used, similarly the standard deviation is minimized when the mean is used). Enjoy! meanfinder.zip 1k 08-11-30 MeanFinderMeanFinder is a program that finds the mean (average) of a specified number of numbers. This program is 768 bytes in size. More information in the Readme. meanmeasures.zip 1k 13-07-21 Mean MeasuresThis file contains two programs, one is for computing the Tukey Trimean for the measure of the center of a data set and the other is the Trimmed Mean. The user enters in a data set and the percentage of data to "trim" from both ends. Great for statistics students. Enjoy! meanpredictioninterval.zip 1k 12-09-05 Mean Prediction IntervalThis program computes the prediction interval for the mean rsponse value rather than an individual response value. The user enters in the lists, the x0 value and the confidence level. The program outputs the interval, the x0 value, the y-value used in the estimation, the standard error and the degrees of freedom. Enjoy! meansquareerror.zip 1k 14-01-06 Mean Square ErrorThis program will compute the mean square error among data lists for a statistical calculation. Just enter in the information and the program will output the mean square error. Great for second level statistics students. Enjoy! means.zip 1k 00-07-14 Means Formulas v1.10This program deals with the arithmetic mean, the geometric mean, and the harmonic mean. medianconfidence.zip 1k 12-02-05 Median Confidence IntervalThis program will compute the confidence interval for a median. Enjoy! millsratio.zip 1k 14-02-06 Mills RatioThis program plots Mills Ratios for several different types of distributions. Enjoy! minimumsamplesizehypergeo.zip 1k 13-12-31 Minimum Sample Size HypergeometricThis program will compute the minimum sample size needed if sampling from a hypergeometric distribution. Enjoy! mode1.zip 1k 11-03-29 List Mode This program finds the mode of a list. You enter the numbers either directly or as a defined list, ( for example LN ). The numbers go into L1, which is reduced to one element, if there is a mode. L2 and L3 are also used. modefinder.zip 1k 05-07-03 Mode finder v1.1 By Max B.This little program quickly finds the mode of L1, even if the mode is more than 1 number. It is helpful, and has no known errors other than memory. modejlh.zip 1k 14-03-09 MODEJLThis program find the mode of a data set. The user enters in the data list and the program outputs the mode. This program will output multiple modes if they exist. Enjoy! mode.zip 19k 16-03-03 Mode 3-In-1This program adds the capability of finding the mode of a set of numbers, the mode of a particular number that the user can specify and also the mode of a range of numbers. When finding just the mode of a list, it will produce a new list of all unique modes in order and also a matrix of each mode in order from most frequently found to least. I could only find programs that gave only the standard mode, but nothing that ordered all the numbers in a list of unique numbers, so ta-da, I made this! I'm sure you will find this useful, as the TI-83 and TI-84 do not have this functionality. mpairsttest.zip 1k 11-06-15 mpairsttestThis program will perform a matched-pairs t-test with two samples. The user will input two lists and it will take the difference (L1 - L2) and ask for the alternative hypothesis and whether or not you wish to have a drawing. Enjoy! multinomial.zip 1k 11-07-03 Multinomial DistributionThis program computes the probability, expected value, variance, covariance of two variables and the correlation between two variables for a multinomial distribution. The user enters the number per group in L1 and the probabilities for these groups in L2. Enjoy! multipletci.zip 1k 14-08-21 Multiple T Confidence IntervalThis program uses the idea of developing a confidence interval for ANOVA using a t-distribution. Please read the documentation for further information. Enjoy! multir.zip 1k 14-02-07 Multi RThis program computes the coefficients of correlation and determination (adjusted values as well) when performing a multiple linear regression. Enjoy! mwc.zip 3k 06-09-08 Multiply with CarryTwo Multiply with Carry random generators with periods of 2^59 and 2^120 resp. This type of generator is known for its good properties. Text versions in the file. Also enclosed a text file on the subject by George Marsaglia. nct2.zip 1k 14-02-16 NCT 2This is a very short program for computing values on the noncentral student T cdf. It is usually accurate within 2%. Enjoy! ndieprobability.zip 1k 12-07-19 N-Sided Die ProbabilityThis program computes the probability of obtaining the ith face on the ith roll of an n-sided die. It will also handle the infinity case as well. Enjoy! negativebinomialgenerator.zip 1k 11-07-03 Negative Binomial Distribution GeneratorThis program will generate 99 random numbers according to the negative binomial distribution and plot a histogram for this list. negativebinomial.zip 1k 11-06-30 negative binomialThis program uses the formula: (y-1) C (r-1) p^r (1-p)^(y-r) to compute negative binomial probabilities, and plots of the distribution. The program will compute the following 1) Probabilities a) P(x <= k) b) P(x < k) c) P(x >= k) d) P(x > k) e) P(x = k) f) P(x != k) g) between values as well 2) Mean 3) Mode 4) Variance 5) Standard Deviation 6) Skewness 7) Kurtosis It will plot the following: 1) Histrogram 2) Cumulative Distribution function 3) Frequency Polygon with or without histogram (user's choice) Enjoy! negativehypergeometric.zip 46k 11-07-22 Negative Hypergeometric DistributionThis program works with the negative hypergeometric distribution. It will compute probabilities, the mean, mode, approx median, variance and standar deviation. It will also produce histograms, frequency polygons and CDFs. Enjoy! negbinomialrng.zip 1k 11-07-03 Negative Binomial RNGThis is a random number generator for the negative binomial distribution. noncentralchisquaredistri.zip 1k 11-12-08 Noncentral Chi Square DistributionThis program works with the noncentral chi-square distribution. It will produce graphs of pdf's, cdf's and measures associated with the noncentral chi-square distribution. Enjoy! noncentralchisquarehistog.zip 1k 11-12-08 Noncentral Chi Square HistogramThis program will generate a histogram of 99 random variables generated according to the noncentral chi-square distribution. The user inputs the degrees of freedom and the meand and variance of the normal distribution the variates are to be chosen. Enjoy! noncentralchisquarerng.zip 1k 11-12-08 Noncentral Chi Square RNGThis is a random number generator for a noncentral chi-square distribution. Enjoy! noncentralfhistogram.zip 1k 11-12-16 Noncentral F HistogramThis program will generate a histogram based on random numbers from a non-central F distribution. Enjoy! noncentraltdist.zip 1k 11-12-29 NCTThis program works with the noncentral t-distribution. It can produce values for the pdf, the cdf (about 5 digit accuracy for the default) and measures for the mean, standard deviation and variance. The interval for the mode is also computed. A graph for the pdf (it takes a very long time to generate though) can also be produced. Enjoy! noncentralthistogram.zip 1k 11-12-16 Noncentral T Histogram 2This is a correction to the non-central T Histogram program. nonparametrictolerancelim.zip 1k 13-12-31 Nonparametric Tolerance LimitsThis program works with nonparametric tolerance limits. It produces the minimum sample size needed for one sided and two sided situations. Enjoy! normaldistribution.zip 1k 16-02-16 normal distributionThis program produces the pdf, cdf, measures and other quantities associated with the normal distribution. Enjoy! normale.zip 21k 11-12-18 NORMALeStart by selecting the type of curve you have: 1: Z (the standard normal curve) 2: X (a general normal curve) 3: X-bar (a sampling distribution of a normal curve) Find 1: PROBABILITY or 1: the area to the left of a known boundary R, 2: the area to the right of a known boundary L, 3: the area between two known boundaries L and R. You may select to view the GRAPH. Find 2: THE BOUNDARY of a known 1: LEFT AREA, 2: RIGHT AREA, or 3: CENTER AREA. The result is given as the z-score of the boundary, and actual boundary. normalprobabiltyplot.zip 1k 13-08-05 Normal Probability PlotThis program will produce a normal probability plot according to how Michael Sullivan describes it in his textbook on Statistics. The Y-coordinates will be different than what the calculator uses, but the overall pattern is similar. This program has the added feature of producing the linear correlation coefficient for such data and displaying it in the upper left corner of the plot. The statistical plot on the calculator does not do this. Enjoy! normal.zip 29k 06-11-14 Normal v1.00Normal v1.00 is a "full precision" replacement for the built-in TI-83 normal cumulative distribution function. Normal v1.00 includes an inverse normal program, norminv, which is more accurate for probabilities < 0.995. Norminv handles extremely small probabilities better than the built-in inverse routine. A stand-alone error function is also included. number2test.zip 1k 12-12-04 Number 2 TestThis program computes the number of objects to sample in order to detect a defective item. The user inputs the lot size, the number suspected of being defective and the probability desired to detect at least one defective item. The program outputs the number to sample and the probability associated with sampling this many items. Great for statistics, probability and survey classes. Enjoy! numberaverager.zip 1k 05-10-08 Average 1.0This was my first somewhat useful basic program that was worthy of being loaded online. This program can only average a few numbers at a time, but it might be useful for something. Like all the rest of my files, this one is compressed using the Bzip2 format and requires WinZip 9.0 SR-1 or its equivalent to function. numexp.zip 1k 05-01-15 TI Number ExperimentsThis file contains 3 programs that can be used for multiple statistics and probability related projects, and includes a number game as well. Good for novice BASIC programmers. ocbin.zip 1k 11-11-04 Operating Characteristic Cuve BinomialThis program will plot an operating characteristic curve for a fixed sample size using a binomial distribution. The x-axis is the probability of defects while the y-axis is the binomial probability. It will also produce a specific probability when given the acceptance level, the sample size and the probability of a defect. Enjoy! ochypergeometric.zip 1k 11-12-05 OC HypergeometricThis program works with the operating characteristic curve with a hypergeometric distribution. Enjoy! ocpoisson.zip 1k 11-12-05 OC PoissonThis program works with the operating characteristic curve with a Poisson distribution. Enjoy! oddse.zip 8k 11-06-30 ODDSeThe Program finds 1. The ODDS against, and in favor, of an event with a known probability of happening, and 2. The PROBABILITY of, and not, happening when given the odds against the event. odds.zip 1k 12-07-19 OddsThis program will compute the odds in favor, odds against, probability of success and probability of failure given the information. Enjoy! ogive.zip 1k 13-07-20 OgiveThis program will plot a cumulative ogive and a relative ogive. Great for introductory statistics. Enjoy! orderstats.zip 1k 17-06-07 Order StatisticsThis program will compute the expectation and variance of order statistics up to n = 12 and i = 6. Enjoy! ostat2.zip 3k 05-12-10 OSTAT2OSTAT2 is a program that was designed as a study aide for the AP Statistics test. It will help you study for the AP Statistics test and may vary well help with any other basic level statistics course. It includes an IQR solver, tests of significance, types of errors, the 7 step approach to answering questions to assure full credit, forumulas, and just about everything else you might need for the AP test. Also program features a looping menu to ease use. pareto.zip 1k 11-07-03 ParetoThis program computes values associated with the Pareto distribution. It will give values on the pdf as well as the graph, it will compute probabilities on the Pareto distribution (left of a value, right of a value, or between two values). It will also compute measures: mean, median, mode, variance, standard deviation, skewness and kurtosis. It can also graph the failure rate using a Pareto distribution. Enjoy! parktest.zip 1k 15-03-08 Park TestThis is a small program for a Park test in econometrics. Just enter in the x-data list and the y-data list and the program will do the rest. Enjoy! partialcorrelation.zip 1k 14-03-10 Partial CorrelationThis program will compute partial correlations among several independent variables. Reserved for comparing two for now. Enjoy! pascodds.zip 1k 02-01-16 Pascal's Triangle ProbabilitySay you want to calculate the odds of getting a 300 in my bowling game. What would you do? Using probability and Pascal's Triangle, you can find the odds for or against something happening. pchart.zip 1k 13-02-18 P-chartThis program will produce a p-chart from quality control. The user enters in the number of samples and the sample size. Then the user enters in one list that contains the counts of the attributes that you're interested in. The program will output the mean proportion value, the upper and lower control limits and a graph of the situation. Enjoy! percentileconfidence.zip 1k 12-02-05 Percentile Confidence IntervalsThis program computes the confidence interval for any percentile. Enjoy! percentiles.zip 1k 13-07-06 PercentilesThis program will compute percentile rank of a data value and it can also give the data value which has a percentile rank. Please read the description for how ties are handled in data values. Great for elementary statistics. Enjoy! permcombe.zip 10k 12-03-29 PERMCOMBeThe Program finds the number of PERMUTATIONS and COMBINATIONS of n objects taken r at a time. Also given is n! piechart83p.zip 1k 03-03-09 Advanced PieChart Creator v1.0Advanced PieChart Creator v1.0 is a wizard that will help you create different piecharts. It will prompt you for the number of sections and the percentage of each section and then draw the piechart. The program will also prompt you for a title for your chart. It can be saved as a picture and published. Very useful, considering piecharts are not built-in! piechart.zip 1k 00-11-07 Pie ChartThis creates simple, yet effictive pie-charts piegraph83p.zip 1k 02-02-25 Piegraph Angle FinderEnter the percentage, and it tells you the angle. piegraph.zip 8k 03-04-01 Pie GraphGreat pie graph program that works and looks great. Just enter the number of numbers you wish to graph, then enter them in one a time, and watch. After the graph is drawn, use the left right arrow keys to go through each "slice" and see its statistics. Check out the screeshots plots.zip 1k 03-07-19 PlotsEnter the list(s) of data and this program will show them to you on different plots. poisson84.zip 1k 17-06-21 Poisson84This program illustrates the connection between exponentially distributed interarrival times between events and the Poisson distributed number of events occurring in time intervals of fixed length. poissonconfidenceinterval.zip 1k 14-02-19 Poisson Conficence IntervalThis program will compute a confidence interval for the Poisson parameter using the chi-square distribution. Please read the accompanying documentation for a full description. Enjoy! poissone.zip 24k 12-05-11 POISSONeGiven a POISSON Random Variable X with mean or average a, the Program shows 1. the standard deviation and variance, 2. the histogram of the distribution, 3. the probability of 0,1,2,3, … occurrences, and 4. P(X = A), P(X < A), P(X > A), P(A < X < B). poissongenerator.zip 1k 11-07-03 Poisson Random Number GeneratorThis program will generate poisson random numbers and output a histogram for 99 values stored in a list. poissonrng.zip 1k 11-07-03 Poisson RNGThis is a random number generator for the Poisson distribution. poisson.zip 1k 11-06-13 Poisson DistributionThis program computes probabilities for the poisson distribution as well as the mean, median, mode, standard deviation, variance, skewness, and kurtosis. It even has the option of plotting a probability histogram, a graph of the cdf and a frequency polygon. polarmarsagliarng.zip 1k 13-06-27 Polar-Marsaglia RNGThis program produces two lists of independent Gaussian Random Variables according to the Polar-Marsaglia method. Great for statistics, Numerical SDEs and probability. Plots can be generated as well for each list. Enjoy! polyfit.zip 2k 09-03-14 PolyfitPoints go in. Polynomial fit comes out. Unlike Curve Fitting (http://www.ticalc.org/pub/83plus/basic/math/statistics/curvefit.zip), the points are stored in L3 and L4, the coefficients (in reverse order) are stored in [A], AND the polynomial (also in reverse order) is stored in Y1. Detailed documentation is included. power2samples.zip 1k 14-04-22 Power 2 SampleThis program will compute the power, probability of a type II error and the effect size of a 2-sample test when the population standard deviation are known. Just enter in the information requested. Enjoy! powercurvenormal.zip 1k 13-07-20 Power Curve NormalThis program can be used to construct power curves when testing the power of test for a population mean using a normal distribution. It will do left, right and two-sided alternatives. Enjoy! predictionintervals.zip 1k 12-09-05 Prediction IntervalsThis program computes a prediction interval for a response variable. The user enters in the data lists, the x0 value for estimating and the confidence level. The program outputs the prediction interval, the x0 value, the y-value used as a prediction, the standard error and the degrees of freedom. Enjoy! probabilitytest2.zip 1k 04-02-16 Probability Test 2.0This probability tester, an upgrade from Jamaica Bay's "Coin Probability", is faster and more user-friendly! probabilitytools.zip 1k 04-05-03 ProbabilityThis program can help you by finding the probability of two events or by giving you the number of combinations for a series of elements. This program has MirageOS support. probab.zip 1k 01-04-04 ProbabilityFigures out probability of functions probdiste.zip 20k 11-12-24 PROBDISTGiven a Probability Distribution, The Program finds: the mean, median, standard deviation, variance, and GRAPH. Also found is P(X < A), P(X > A), and P(A < X < B). probsim.zip 1k 03-04-17 Probability Simulator ver 1.57 build 2.0This is another work of art from the kitchen here at Xodus Tech. this is a port from my "Xodus Xp" program, this works alot like the flash app, but it only takes up a little over 2 kilo's so it is pretty compact. probstat.zip 2k 05-03-02 Probability and StatisticsHave trouble with this class? Then this program might help. I add features to it every day. Sadly, I started making it in second semester so it's missing key formulas. It's still very useful. READ THE README FOR INSTRUCTIONS if you don't it'll be confusin <.< probstopper2.0.1b.zip 4k 03-03-09 Prob Stopper v2.0.1bFor use in Probability and Statistics classes probtools.zip 1k 05-11-06 Probability Tools 1.0Flip coins, roll dice, and spin spinners. Your only 352-byte pal for middle school math and probability. Not nearly as graphical as the APP, but there is a huge memory difference, and the 83+ isn't known for its memory. probwork.zip 1k 01-06-01 Probability WorkshopThis Program has many features useful to anyone interested in or learning about probability. qcorralationcoef.zip 1k 04-06-04 Q correlation coefficienta programme for working out the Q correlation coefficient q_correlation.zip 2k 05-08-02 Q' CorrelationTo determine the q correlation coefficient for a set of data values. Contains two programs the require: the values of a, b, c and d from a plot, does the calculation quickly. storing the data L1 and L2 with the program doing all other calculations. qcprobpass.zip 1k 12-07-19 QC Probability PassingThis program computes the probability of a lot passing inspection. Popular in survey classes, discrete math and probability classes. Enjoy! qfunctioninverseqfunction.zip 1k 13-12-19 Q-function & Inverse Q-functionPrograms for approximations of Q-function and Inverse Q-function. quadrantsumtest.zip 1k 13-10-26 Quadrant Sum TestThis program will perform a simple version of the quadrant sum test. The user enters in two lists of data to represent ordered pairs and the program will conduct the test and produce the test statistic. It will also give the user the option to plot the scatterplot with median lines drawn. Great for introductory non-parametric statistics. Enjoy! quadrege.zip 10k 15-05-10 QUADREGeThe Program does Quadratic Regression for a given set of ordered pairs. FIRST enter the pairs, with the 1st coordinates in L1 and the 2nd coordinates in L2. Start the Program to display the scatter plot. Press ENTER to see the best fit curve. Press ENTER to see the Quadratic Regression Equation and R^2 You may move from point to point using the right and left arrow keys. queue1.zip 1k 14-03-05 Queue 1This program solves problems dealing with queues as a business application. Please read the documentation for a description. Enjoy! randome.zip 40k 11-06-30 RANDOMeThe Program replaces the need for a random number table. It makes a list of RANDOM NUMBERS for you. You enter how many numbers you need and from what range they are to be selected. You may select without replacement or with replacement. randomwalk2.zip 1k 11-07-05 Random WalkThis program will produce a random walk based on the description given in Baxter and Rienne's text: Financial Calculus. The user inputs the number of steps to take and the program outputs the results into a list and graphs the walk. Enjoy! randomwalk.zip 2k 13-11-16 Cross-platform Random WalkThis program performs a random walk around the homescreen of your calculator, and collects the number of steps taken each run. Once no move can be made without crossing a previously visited spot, the program terminates, and reports the number of steps taken, the min and max steps, the mean and median, and the standard deviation. Supports multiple calculators in one file! Download randvar.zip 1k 01-04-04 Random VariablesThis is a great program for statistics class also. It is one of my more simpler programs but hey what works works. All you need to do is have a variable list and a probability list before using the program. rangeintegral2.zip 1k 14-03-05 Range Integral 2This program is an alternate form of the range integral and appears to be more accurate and stable for sample sizes up to at least 20. Enjoy! rangeintegral.zip 1k 14-01-06 Range IntegralThis program will compute the probability integral associated with the range of a data set. The program allows for three distributions to be used: Normal, Student t and Chi-square. Enjoy! rankcorrelation.zip 1k 12-04-05 Rank CorrelationThis program computes the Spearman's Rank Correlation. The user enters in the data in ranks. Enjoy! ratios.zip 1k 00-12-04 RatioProgram created to find the ratios of a list. This is an excellent program for statistics class when doing exponential growth rayleighdistribution.zip 1k 17-06-11 Rayleigh DistributionThis program computes and graphs many aspects of the Rayleigh Distribution, including graphs of pdfs, cdfs, mgfs and inverses. Measures including mean, median, mode, std dev, variance, skew, kurt, and entropy are also included. rchart.zip 1k 13-02-18 R-chartThis program produces an R-chart from quality control. The weighting factors are in lists and must also be downloaded if you're going to use this program. Enjoy! reciprocalregression.zip 1k 12-04-05 reciprocal regressionThis program will fit data to a curve a(1/x) + b. Enter in the data and the program outputs a scatterplot, the algebraic curve and the r^2 coefficient. Enjoy! regress.zip 1k 05-05-07 RegressionThis program makes it easier to use the built in regression functions on the calc. You select what types of reqression to test and enter the x and y values once and the program picks the best fitting answer out of all of them. relativeriskodds.zip 1k 13-09-03 Relative Risk Odds RatioThis program computes the relative risk and the odds ratio that are used in medical and epidemiological studies. The user enters in the number of successes and total number for the treatment group as well as the control group. The program outputs the relative risk and the odds ratio for that situation. Great for statistics students and medical students studying these types of things. Enjoy! repeatanova.zip 1k 16-05-11 Repeat ANOVAThis program will compute repeated measures ANOVA analysis for balanced designs. Great for psychology students or anyone performing such tests. Enjoy! residualinvestigations.zip 2k 02-09-30 Residual InvestigationsThis program, intended for those doing residuals in math class, allows one to input data, create a trend line, and compare the residuals of one's trendline to the residuals of a Linear Regression and Median-Median trendline. It pauses frequently, allowing one to get screenshots for printing. Includes instructions which are also available in the readme text. resid.zip 1k 13-11-11 Residual GrapherThis is my first program. It plots x and y data and fits a linear, exponential, or quadratic regression line to them. It then plots the residuals. Be sure to enter the data using "{}" or by entering a pre made list "L1". rksde.zip 1k 13-06-14 Runge Kutta SDEThis program applies the Runge-Kutta algorithm to stochastic DEs. Enjoy! rngchidistribution.zip 1k 11-12-05 Chi Distribution RNGThis program is a random number generator for a chi distribution (not chi-square). Enjoy! rngnoncentralf.zip 1k 11-12-16 RNG Noncentral FThis program computes random numbers according to the non-central F distribution. Enjoy! rngnoncentralt.zip 1k 11-12-16 RNG Noncentral TThis is a correction to the old file rnt.zip 1k 00-12-10 Random Number TesterI made this program to see if TI's random number algorithm was really random runstest.zip 1k 12-02-05 Runs TestThis program conducts a runs test for randomness. The user inputs a list of 0's and 1's to signify the two types of data and the program outputs the number of each type, the number of runs, the sample size, the test statistic and the p-value. Read over the included documentation for more information about the p-value calculations. Enjoy! rvalue.zip 1k 12-04-05 rvalueThis program is for beginners for computing the r-value. The user inputs the data and the program outputs the standardized scores for the x-list and the y-list. It then outputs the products of these scores and the r-value. Really good for demonstrating the inner workings of the correlation coefficient. Enjoy! samplechoice.zip 1k 15-03-03 Sample ChoicesThis program will compute the probability of choosing a certain number of defective items from a population when items are replaced or not replaced. Great for statistics students. Enjoy! samplecorrelationinferenc.zip 2k 16-08-05 Sample Correlation CoefficientThere are a few programs in this file dealing with the Sampling Correlation Coefficient Distribution. Please read the accompanying documentation for information. Enjoy! samplesizedetermination.zip 1k 11-10-08 smplsizeThis program will determine sample sizes for situations involving normal distributions with means and proportions. Both one and two sample options are available. Enjoy! samplesizestdev.zip 1k 13-08-18 standard deviation sample sizeThis program will compute the sample size needed for standard deviations. The user enters the confidence level and the percentage points for the margin of error. The program will output the sample size needed for the standard deviation. Can take some time if confidence is high and percentage points are small, but it is consistent with tables. Great for statistics students. Enjoy! samplesurveypointest.zip 2k 14-02-26 Sample Survey Point EstimationThis file contains three programs for sample survey design whose purpose is the perform point estimation for random sampling, stratified sampling and cluster sampling. Please read accompanying documentation for each file for further information. Enjoy! sampsizee.zip 24k 11-12-18 SAMPSIZEeThe Program finds the necessary SIZE n of a SAMPLE to produce a confidence interval of confidence level c based on a known standard deviation S and desired maximum error E. schart.zip 1k 13-02-18 S-chartThis program will produce an s-chart from quality control. The weighting factors for the upper and lower control limits are included in lists and must also be downloaded if you're going to use this program. Enjoy! sctrplot.zip 1k 12-01-13 Scatter Plots v1.2This is a basic Linear/Parabolic regression program. It inputs data into L1 and L2 automatically after typing it in, and you can choose between several methods to get a line of best fit. It auto-formats the graph window to display the scatter plot. Any comments and suggestions you have would be helpful. *Allows you to either enter fresh data into your lists or use data already in your lists. *Linear, Parabolic (quadratic), and Manual fit regression choices. *Rounds all calculations to 3 decimal places. This will run out of Archive with Doors, but I recommend running it from RAM due to a quirk with the Graph Screen. sde.zip 1k 11-06-17 Numerical SDEsThis zip file contains two programs, one for the stochastic Euler (Euler-Maruyama) Scheme for a pathwise approximation to a stochastic sde and another program for the Milstein program for a pathwise approximation to a stochastic process. Enjoy! sd.zip 1k 01-12-16 SDSolve for Standard Deviation and Variance secantregression.zip 1k 14-11-14 Secant RegressionThis program will perform a secant regression on a data set. Enjoy! signstestcriticalvalues.zip 1k 13-08-08 Signs Test Critical ValuesThis program will compute the critical values for a signs test. It assumes a two-tailed test is being performed. Great for non-parametric statistics. Enjoy! signstest.zip 1k 12-02-05 Signs TestThis program will conduct a signs test for a data list. The user enters in the required information and the program outputs the test statistic and the p-value. Enjoy! skellamdistribution.zip 1k 14-03-05 Skellam DistributionThis program computes many aspects associated with the Skellam distribution. This distribution is used when considering the difference between two Poisson Random Variables. Please read the accompanying documentation for a description. Enjoy! skewkurtdemo.zip 1k 13-07-20 skew kurt demoThis file contains two programs, one for demonstrating the moment formula for skew and another for demonstrating the moment formula for kurtosis. Great for introductory statistics courses. Enjoy! skewness.zip 1k 11-06-11 skewnessThis program will determine skewness of a data set by using Pearson's first measure (you'll need a MODE Finder, this program uses Jon Bush's program) or by using Pearson's second measure or by using a formula based on moments. The user can choose after the data is entered into a list. skewtest.zip 2k 14-02-19 Skew TestThis program will perform a test of non-normality using the skew of a data set. Please read the enclosed documentation for a full description. Enjoy! smallsampleproportionci.zip 1k 13-04-12 Small Sample Proportion Confidence IntervalsThis program will produce a confidence interval for a population proportion when the sample size is too small for a normal approximation. It will handle cases when objects are replaced or not replaced. Great for statistics classes when using small samples. Enjoy! snitter.zip 1k 03-07-04 SnitterA program where you inputs some (or a lot) different numbers, and when you are ready, the program calculates the average of every number you wrote. It can also save your progress (on a very safe way) if the numbers you're supposed to calculate the average of are very many. Download and enjoy! sortdata.zip 1k 13-11-30 Sort DataThis program allows you to find the mean, median, max, min, deviation, variance, standard deviation, and order data from least to greatest, all at once. Includes a select-what-you-want menu (not one of those cheap ones) and a convenient layout. All you have to do is select what you want it to find, enter the list of numbers in curly brackets {}, and press enter. Best data sorting program on the market! sqrtregression.zip 1k 11-10-27 Square Root RegressionThis program will perform square root regression for a data set. It tries to fit the form a*sqrt(x) + b. It gives the coefficients a, b and outputs the r-squared value. Enjoy! squarerootregression2.zip 1k 12-04-09 Square Root Regression 2This program will fit data to a curve of the form: ax + b*sqrt(x) + c. Just enter in the x-coordinates in L1 and the y-coordinates in L2 and the program will do the rest. Enjoy! srange.zip 1k 14-04-06 Z-Score Bell Curve WizardAllows for very quick references of z-scores, raw values and percentage conversions in basic statistics. This was created because my professor made us all use a "Z" chart that made using "normalcdf(" and "invNorm(" to get a number to the EXACT decimal place a nightmare. With this program, you won't get the actual, correctly rounded numbers, but instead it provides exactly what it says on the chart. This program even partially shows work! standarddevandstirling.zip 1k 16-03-21 Standard Deviation Frequency DistributionThis folder contains two files, one for computing the standard deviation from a frequency distribution and another concerning Stirling's approximation to n! Enjoy! standarddeviationci.zip 1k 13-07-01 Standard Deviation CIThis program produces lower and upper bounds for a confidence interval for population standard deviation as well as population variance.Handles both data lists and statistics. Enjoy! standarddeviationtest.zip 1k 13-10-13 Standard Deviation TestThis program will perform a hypothesis test on standard deviation. It will use either data or statistics. It will output information and even draw diagrams if requested. Please read documentation for full description. Great for statistics students using this test. Enjoy! standarderrors.zip 1k 15-01-11 Standard ErrorsThis program contains several formulas for calculating standard errors for many statistics such as means, proportions, deciles, medians, quartiles, coefficient of variation, as well as others. Uses lists or statistics. Enjoy! standardizedresiduals.zip 1k 13-06-21 Standardized ResidualsThis program will compute the internal standardized residuals and produce a normal probability plot. Only works for one x-data list though. Enjoy! standdeve.zip 8k 11-11-19 STANDDEVeThe Program shows the steps used to hand compute the STANDARD DEVIATION of a sample entered in L1. This includes the deviations from the mean in L2 and the deviations squared in L3. Given are the sum of L1 and the sum of L3. Then you will see the parts used to find the VARIATION and the standard deviation. stat83p.zip 1k 03-05-25 Stat Master 83+A stat program I made during advanced math that has Mean Deviation, Standard Deviation (duh), IQR (Inter quartile range), SIQR (semiIQR), assorted notes, and Standard error of confidence! statcalc.zip 144k 05-05-06 StatCalcStatCalc adds statistical capabilities to your calculator with quick calculations and readable outputs. Contains StatCalc Pro V1.0.1, StatCalc AP 1.0.1, StatCalc Lite V1.0.0, ZStar V1.3.0, TStar V1.9.0, info pdfs. statfun83.zip 242k 08-03-20 Statfun83 - AP Statistics upgrades for TI-83 and TI-84These programs give the TI-83 and TI-84 seven statistics functions that TI added to the TI-84 and yet more from the TI-89 and TI-Nspire: Dotplot; Random sample a list with and without replacement; Inverse t; Inverse chi-square; Chi-Square Goodness-of-Fit; Linear Regression t-Interval; Linear Regression t-Interval with Prediction. Statfun83 provides each function as both a Basic program and as an App. Since the TI-Nspire and TI-84 are approved, these enhancements for the TI-84 and TI-83 are permitted on the AP Statistics exam. statistics_83p.zip 1k 04-01-19 Statistics VariablesEnter a list or two of data and it will give you: mean of x values, sum of x values, sum of x^2 values, sample standard deviation of x, population standard deviation of x, number of data, mean of y values, sum of y values, sum of y^2 values, sample standard deviation of y, population standard deviation of y, sum of x*y, miniimum of x values, maximum of x values, minimum of y values, maximum of y values, 1st quartile, median, and 3rd quartile. statistics.zip 4k 03-03-30 TI-83+ Statistics ProgramsThis suite of programs will do numerous tasks, such as Chi-Sq Confidence Intervals, Chi-Sq Critical Values and test statistics, F Critical Values, and a few other useful functions. statis.zip 1k 02-03-09 StatisA little programme for the stat statlite.zip 31k 06-10-28 StatLitE v1.00StatLitE v1.00 includes a "full precision" replacement for the built-in TI-83 normal cumulative distribution function. TI-83: normalcdf(-1E99,0,0,1) returns .5000000005 TI-89: TIStat.normCdf(-inf,0,0,1) returns .50000000052481 The replacement normcdf returns .5 on both the TI-83 and TI-89 The built-in norm[al]cdf only has 6 digits of accuracy when z=3 Z-score 3 Excel 2003 0.998650101968370 TI-89 0.99865003277777 TI-83 0.9986500328 StatLitE v1.00s normcdf has full display accuracy Z-score 3 Excel 2003 0.998650101968370 StatLitE normcdf 0.99865010196835 ti83p normcdf 0.998650102 StatLitE v1.00 includes an inverse normal program, norminv, which is more accurate for probabilities < 0.995. Norminv handles extremely small probabilities better than the built-in inverse routine. A stand-alone error function is also included. Chi2cdf, chi2pdf, Fcdf, Fpdf, tcdf and tpdf call the built-in routines, which have full accuracy. They are only included as a convenient reminder about the order of parameter entry. They can all be deleted. statpace.zip 522k 11-12-20 STATPACePUT YOUR PENCILS DOWN! With this collection of 18 programs you may not need a pencil (except to write down results) in your INTRODUCTORY STATISTICS class. stats1.8xp 1k 02-06-19 Stats 1Useful data this prog gives 'bout Stats. Just designate your list =D ! stats2.8xp 1k 02-06-19 Stats 2Useful data this prog gives 'bout 2 variables Stats. L1 for X and L2 for Y. stats2.zip 1k 01-05-31 statsStats formulas not imbeded into the TI-83 PLUS calculators. stats.zip 6k 01-06-14 Statistics Master v1.20This comprehensive program embodies a lot of the principles of statistics. Topics include distribution, regression, probability, and inference. It covers almost every topic that is included in the curriculum for the AP Statistics test. statx.zip 1k 01-12-22 StatXA program I made that gives you some statistical information. Some you can get by using the calculator and some you can't. stat.zip 1k 02-08-09 Stat TesterA statistics tester which does descrimination tests, product tests (Rejecting/Accepting null hypothysis from number in sample, probability of succes, number of successes, and signifigance level), coin flipping testing, and will also determine the amount of people you need to beat in an extropolation intropolation test (input X as the percent that is the barrier on the normal curve) stdevdemo.zip 1k 12-05-17 Standard Deviation DemoThis program demonstrates how to compute the standard deviation. It will do population and sample standard deviation step by step. The user enters in a data list and whether they want a sample or population calculation. The program will do the rest. Enjoy! stdev.zip 7k 03-03-08 Standard Deviation CalculatorA standard deviation grapher for the 83+. Enter your data into a list, then run the program. Select the list, and it will automatically configure and display a histogram, as well as percentages, mean, median, and standard deviation. Draws lines on the graph at mean and first deviation. stdres.zip 1k 07-05-16 Standardized Residuals CalculatorCalculates standardized residuals (for chi-square tests). stemandleaf.zip 1k 05-04-19 StemLeafCreate fast and accurate stem-and-leaf plots on the graphscreen. Also calculates mean and median of the data. stemleaf.zip 1k 04-11-11 Stem and Leaf PlotterA simple program that can build simple stem and leaf plots. stpower.zip 1k 11-05-05 STPOWERThis is a program that will compute the statistical power of a hypothesis test using a normal distribution. It will also give the probability of a Type II Error. Furthermore, it will draw a picture of the area under the normal distribution, centered at the alternative claim, to demonstrate what the Type II Error and power are. Enjoy! studentizedrangeintegral.zip 1k 17-02-28 Studentized Range IntegralThis program will compute right tailed probabilities for the Studentized Range Integral. Consistent with tables when df > 2. Please read documentation for further info. Enjoy! studenttgen.zip 1k 11-07-03 Student T Random Number GeneratorThis program outputs a histogram of 99 random variables from a "random" number generator for a t-distribution. supra_stats.zip 6k 10-03-20 SupraStatsSupra stats se charge pour vous de calculer quartiles, déciles, médiane, variance, écart type , moyenne des valeurs entrés dans L1 et des éventuels effectifs dans la liste L2. ( Editez les listes avec « stat » >> Edit). Il vous construit même la boite à moustaches (diagramme de Tucket) et cela très rapidement. survey.zip 7k 04-11-28 SurveyIts my updated credits of survey Everything else is the same :-D tdistribution.zip 1k 11-07-15 T DistributionThis program works with the t-distribution. The user inputs the degrees of freedom and has the pdf, cdf, measures and plots available to them. Enjoy! testsdifferencespairs.zip 1k 14-01-06 Tests Difference PairsThis file contains two programs, one for the least significant difference method and one for Scheffe's method for comparing two means for a significant difference after ANOVA has been completed. Enjoy! tinydice.zip 1k 04-08-12 TinyDice!TinyDice is a group of dice programs (randInt(1,6), you get the picture). They are all extremely tiny, there special feature! Download now! tistatse.zip 28k 11-07-27 TISTAT SE v2.0.3 (Deutsch/English)With the Second Edition of TISTAT you can display diagrams on your TI easier than ever before. You can save 9 different diagrams with up to 20 Entrys and choose between 4 different Types to display them. You can also export your diagrams to a list or save them as picture and you can import diagrams from a list. Thanks to the Data-Backup your files are safer than ever before, and with TISoft's "Undelete" for TISTAT SE (included in the package) you can even recover deleted files. The brand new, self-explanatory user interface is easy to use for everyone and the better Engine makes your diagrams look the way you want it. Mit der "Zweiten Ausgabe" von TISTAT wird es noch leichter Diagramme auf dem Taschenrechner zu erstellen. Es können nun bis zu 9 Diagramme mit 20 Einträgen in 4 verschidenen Darstellungsformen angezeigt werden. Die Diagramme können zudem in eine Liste exportiert oder als Bild gespeichert werden. Es können nun auch Diagramme aus einer Liste erstellt werden. Mithilfe des Backups können Sie jederzeit ein Abbild aller Diagramme sichern und bei Bedarf wiederherstellen. Noch mehr Datensicherheit bietet Ihnen TISoft's "Undelete" für TISTAT SE (Im Liferumfang enthalten), dass selbst gelöschte Diagramme wiederherstellen kann. Dank der komplett überarbeiteten Bedienoberfläche und der verbesserten Darstellungsengine ist TISTAT SE nun noch besser und einfacher bedienbar. tistat.zip 9k 10-07-15 Tistat (Deutsch/German only)Tistat kann schnell und einfach bis zu 3 Statistiken als Balken oder Liniendiagramm anzeigen und speichern. totalnumberinterval.zip 1k 14-03-09 Total Number IntervalThis program will compute a confidence interval for the total number of individuals in a category that are considered a success. Enjoy! transformationgraphing.zip 9k 04-09-09 Regression Plus!!!This program is simple. And Mirage OS compatible! all you need is to fill in your 2 variable data in L1 and L2, select your type of regression (line, log(y) and x, or log(y) and log(x)). it will transform the equation for you and show you the line of best fit (least squares regression line) and the "curve of best fit". i know that it is very simple for you just to go under the PwrReg command on your calc, but this does so much more while you do so much less! IDEAL FOR AP STATISTICS STUDENTS! email me at trombonetm@aol.com for any suggestions! translate.zip 1k 03-03-08 TranslateTRANSLATES LIST1 INTO MEAN, MEDIAN, IQR, RANGE, LARGEST#, SMALLEST#,LOWER QUARTILE,AND UPPER QUARTILE. VERY SMALL triangulardistribution.zip 1k 11-07-08 Triangular DistributionThis program focuses on the triangular distribution. It will graph the pdf and cdf as well as compute values associated with these functions. It will also compute the mean, median, mode, variance, standard deviation, skewness, excess kurtosis, and entropy. The user inputs the left endpoint, the right endpoint and the mode (location of peak of the triangle). If the mode and one of the endpoints are equal, the program will still work. Enjoy! triangularhistogram.zip 1k 11-11-04 Triangular HistogramThis program will generate 100 random numbers distributed according to a traingular distribution. The user enters in a (left endpoint), b(right endpoint) and c (mode)and the program outputs a histogram. Enjoy! triangularrng.zip 1k 11-11-04 Triangular RNGThis program will generate a random number according to a triangular distribution. Enjoy! trime.zip 32k 11-12-24 TRIMeThe Program finds the TRIMMED MEAN of a list of measurements. Enter the data in L1, start the program, and enter the percent of trim. Next you see the mean and count n of the original data and also the mean and count n of the trimmed data. ttest2.zip 1k 12-08-28 TTest 2This program conducts a 2-Sample T-Test but unlike the built-in program on the calculator, the assumed difference between the population means does not have to be zero. The user may choose this difference. It will handle both statistics and data lists. Enjoy! ttest.zip 2k 04-02-04 T-Test MasterA simple, quick t-test program that will save you hours of grueling work on your upcoming science fair paper and will tell you whether your data is statistically significant or not. Much easier to use than the built-in T-test function! tukeyduckworthtest.zip 1k 13-10-17 Tukey Duckworth TestThis program will perform a Tukey-Duckworth test. This is a non-parametric test for determining if two samples come from identical populations. Just enter in two lists of data and the program will do the rest. Please read the description of the program. Great for statistics students. Enjoy! tukeytest.zip 1k 13-08-03 Tukey TestThis file contains two programs, one for the Tukey test for ANOVA and another for computing the comparisonwise error rate. Great for students studying ANOVA. Enjoy! twopoplinearreg.zip 1k 13-06-10 Two Population Regression TestThis program will conduct a two-population regression hypothesis test for the slopes of the regression lines from two different populations. The user inputs two sets of ordered pairs. The program will output the estimated slopes based on linear regression, the estimated variance, the degrees of freedom, the test statistic and the p-value. Enjoy! twosamplecorrelation.zip 1k 13-06-21 Two Sample CorrelationThis program will conduct a test for the differences in correlation coefficients. Enjoy! twowayanovalatinsquare.zip 1k 14-04-09 Two Way ANOVA Latin SquareThis program performs a two-way ANOVA using a Latin square design. Please read the documentation to see how data is entered. Enjoy! uchart.zip 1k 13-08-18 U-ChartThis program produces a U-chart for quality control. Enjoy! uncertan.zip 1k 08-09-16 Uncertainty CalculatorThis program allows you to know the result of a operation or function of one or two non exact numbers. The output appears in the form of interval. You can continue to use the final result just by enter. Operations: addition,subtraction, multiplication and division. Functions: Sine, Cosine, Tangent, X^-1, X^0.5, X^2, X^3, X^4, logarithm. uncommonstatsformulas.zip 1k 15-10-18 Uncommon Stats FormulasThis package contains 2 files, on one computing the studentized range and another for computing the variance of residuals. These are small programs so there in here together. Enjoy! uniforme.zip 32k 15-05-30 UNIFORMeGiven a UNIFORM Random Variable X on an interval [L, R], the Program shows 1. the height H of the probability density function graph, 2. the mean or expected value E(X), 3. the variance and standard deviation, 4. P(X < B), P(X >A), P(A< X < B), and 5. the boundary c for a given probability. v4.0.zip 48k 04-09-02 BOBStatzThe Back of the book stats program containing over 100 stats definitions, equation solvers for several quations and some helpful notes thrown in for good messure. variancesolver.zip 3k 06-05-11 Variance SolverThis program was created to help solve direct/inverse variation problems. It solves for k, given the X and Y values and whether it is a direct or inverse variation problem. It is optimized for space, at 204 bytes. It is also MirageOS compatible, for anyone who wants to run it archived. This is the first release, and has no known bugs. variatn.zip 1k 01-02-20 VariationThis prog will let you solve for the variation of "K", you can solve for X, or Y, and set it up jointly, inversly, or directly. vif.zip 1k 14-02-06 VIFThis program is for computing Variance Inflation Factors, a common calculation in determining multicollinearity. Enjoy! vonneumann.zip 1k 05-06-09 Un-Biased Coin FlipperThis is an implementation of von Neumann's algorithm for un-biasing a biased coin. The results are therefore completely entropic. waldci2.zip 1k 12-07-27 Wald Confidence Interval 2-popThis program computes the +4 method for two-populations. Enjoy! waldciforproportions.zip 1k 12-07-19 Wald Confidence IntervalThis program computes the Wald Confidence Interval for population propotions (a.k.a. PLUS 4 METHOD). Enjoy! whitetest.zip 1k 15-09-27 White TestThis folder contains two files pertaining to White's test for heteroscedasticity. One program is White's test and the other program will determine the White Confidence interval for the variance of the slope of ordinary linear regression. Great for econometrics. Enjoy! wilcoxonranksum.zip 1k 13-07-22 Wilcoxon Rank-Sum TestThis program will perfrom a Wilcoxon Rank-Sum test from non-parametric statistics. It will do the test with data and statistics. If the user chooses data, then the user only needs to put in the data, the program will rank the data accordingly. Some error checking is also available in the program. The program outputs the test statistic and the p-value. Enjoy! wilcoxonsignrank.zip 2k 13-08-05 Wilcoxon Signed-Rank Test Matched PairsThis folder contains three files: WSIGNTST, SRCV, and SRPVALUE. WSIGNTST folder will compute the test statistic for a Wilcoxon Signed-Rank Test for Matched Pairs. It will work with data and statistics. Please read the description for further details. The file: SRCV produces the critical values consistent with most tables for the test. The user enters in the AREA LEFT and the sample size. The program will produce the critical value. The program SRPVALUE will produce the approximate p-value for test statistic. The user enters in the test statistic and the sample size. The program allows users to choose a left, right or two-sided test. It will then produce the approximate p-value. This is broken down because together they would run rather slow and take up a lot of memory. Broken up, the user has their choice for information. Enjoy! wilsonci.zip 1k 12-07-19 Wilson Confidence IntervalThis program will compute Wilson's confidence interval for a population proportion. Enjoy! witdatae.zip 24k 11-12-20 WITDATAeWhere is the data? The Program tells you how many and what percent of your data are within K standard deviations of the mean. It computes the mean, standard deviation, and shows the data that are within K standard deviations of the mean. xchart.zip 1k 13-02-18 X-chartThis package has two x-charts from quality control, one is a standard x-chart using average range values and another is the x-chart using the average standard deviations. The weighting factors A2 and A3 are included in lists here and need to be downloaded as well if you use these programs. Enjoy! xdev.zip 1k 01-12-22 XDevThis statistics program finds the amount of information that exists between X Standard deviations of the mean. You chose the X when running the program. xprediction.zip 1k 13-08-18 X Prediction IntervalThis program will produce a prediction interval around an input value given a specified output for a linear regression. This is usually done in calibration problems. Enjoy! yatescorrection.zip 1k 13-08-18 Yates CorrectionThis program will perform Yates's correction to chi-square test statistics. Enter in the observed values as a matrix (please read the accompanying file for further info), and the program will do the rest. Great for statistics students studying chi-square. Enjoy! zarea.zip 1k 05-04-14 ZAREA 2.0Finds the area under a standard normal distribution from 0, Infinity, Neg. Infinity, and another Z score. zipfmandelbrotdistributio.zip 1k 15-07-19 Zipf MandelbrotThis program has info concerning the Zipf-Mandelbrot distribution. Enjoy! zscore.zip 1k 14-10-01 Probability with ZScoreThis program calculates the percentage or probability given the mean score, actual score and standard deviation. Useful for any stats class. Above is percentile and below is probability in most cases. ztest2.zip 1k 12-08-10 Z-Test 2This program conducts a 2-Sample Z Test with the added feature that you may test the difference between two populations means to be a constant, not just zero. So you have mean 1 - mean 2 = constant where the calculator's program assumes the constant is zero, this program allows you to enter in your own constant. Enjoy! ztest.zip 1k 01-12-22 ZstatFinds the Z Scores for a long set of data. ztxvaluee.zip 32k 11-12-24 ZTXVALUEeThe Program finds five values: The “z-score” of an x or x-bar, the “t-value” of an x-bar, the “x value” of a known z-score, the “standard error of the mean”, and the “coefficient of variation”.

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