nonparametric tests

sSections with the StatPages.internet web site
Interactive
Stats

Free
Software

Books &
Manuals

Demo's &
Tutorials

Other
Links

About this
Website

What's
New

My Home
Page
Completely No cost... can be freely downloaded and used in their fully-functional mode (no strings attached) Totally free, but... "demonstration" or "student versions" of commercial packages; can be freely downloaded, but are usually restricted or limited in some way. OpenStat -- a general stats package for Win 95/98/NT, developed by Bill Miller of Iowa State U, with a very broad range of data manipulation and analysis capabilities and an SPSS-like user interface. Bill also has provided an excellent downloadable textbook in the form of Adobe Acrobat files.
SOFA (Statistics Open For All) -- an innovative statistics, analysis, and reporting program. Available for Windows, Mac and Linux systems. Has an emphasis on ease of use, learn as you go, and beautiful output. Check out list of features.
ViSta -- a Visual Statistics program for Win3.1, Win 95/NT, Mac and Unix, featuring a Structured Desktop, with features designed to structure and assist the statistical analyst.
PSPP -- a no cost replacement for SPSS (although at this time it implements only a small fraction of SPSS's analyses). But it's no cost, and will never "expire". It replicates the "look and feel" of SPSS very closely, and even reads native SPSS syntax and files! Some other features...
Supports over 1 billion cases and over 1 billion variables. Choice of terminal or graphical user interface; Choice of text, postscript or html output formats. Inter-operates with Gnumeric, OpenOffice.Org and other free application. Easy data import from spreadsheets, text files and database sources. Fast statistical procedures, even on very large data sets. No license fees; no expiration period; no unethical “end user license agreements”. Fully indexed user manual. Cross platform; Runs on many different computers and many different operating systems.
Note: For Windows installer, click here.
OpenEpi Version 2.3 -- OpenEpi is a free, web-based, open source, operating-system-independent series of programs for use in public health and medicine, providing a number of epidemiologic and statistical tools. Version 2 (4/25/2007) has a new interface that presents results without using pop-up windows, and has better installation methods so that it can be run without an internet connection. Version 2.2 (2007/11/09) lets users run the software program in English, French, Spanish, or Italian.
Statext -- Provides a nice assortment of basic statistical tests, with text output (and text-based graphics). Capabilities include: rearrange, transpose, tabulate and count data; random sample; basic descriptives; text-plots for dot, box-and-whiskers, stem-and-leaf, histogram, scatterplot; find z-values, confidence interval for means, t-tests (one and two group, and paired; one- and two-way ANOVA; Pearson, Spearman and Kendall correlation; ;inear regression, Chi-square goodness-of-fit test and independence tests; sign test, Mann-Whitney U and Kruskal-Wallis H tests, probability tables (z, t, Chi-square, F, U); random number generator; Central Limit Theorem, Chi-square distribution.
MicrOsiris -- a comprehensive statistical and data management package for Windows, derived from the OSIRIS IV package developed at the University of Michigan. It was developed for serious survey analysis using moderate to large data sets. Main features: handles any size data set; has Excel data entry; imports/exports SPSS, SAS, and Stats datasets; reads ICPSR (OSIRIS) and UNESCO (IDAMS) datasets; data mining techniques for market analysis (SEARCH --very fast for large datasets); interactive decision tree for selecting appropriate tests; database maniuplation (dictionaries, sorting, merging, consistency checking, recoding, transforming) extensive statistics (univariate, staccerplot, cross-tabs, ANOVA/MANOVA, log-linear, correlation/regressionMCA, MNA, binary segmentation, cluster, factor, MINISSA, item analysis, survival analysis, internal consistency); online, web-enabled users manual; requires only 6MB RAM; uses 12MB disk, including manual. Fully-functional version is no cost; the authors would appreciate a small donation to support ongoing development and distribution.
Gnumeric -- a high-powered spreadsheet with better statistical features than Excel. Has 60 extra functions, basic support for financial derivatives (Black Scholes) and telecommunication engineering, advanced statistical analysis, extensive random number generation, linear and non-linear solvers, implicit intersection, implicit iteration, goal seek, and Monte Carlo simulation tools.
Statist -- a compact, portable program that provides most basic statistical capabilities: data manipulation (recoding, transforming, selecting), descriptive stats (including histograms, box&whisker plots), correlation & regression, and the common significance tests (chi-square, t-test, etc.). Written in C (source available); runs on Unix/Linux, Windows, Mac, among others.
Tanagra -- a free of charge (open-source) data-mining package, which supports the standard "stream diagram" paradigm used by most data-mining systems. Contains components for Data source (tab-delimited text), Visualization (grid, scatterplots), Descriptive statistics (cross-tab, ANOVA, correlation), Instance selection (sampling, stratified), Feature selection and construction, Regression (multiple linear), Factorial analysis (principal components, multiple correspondence), Clustering (kMeans, SOM, LVQ, HAC), Supervised learning (logistic regr., k-NN, multi-layer perceptron, prototype-NN, ID3, discriminant analysis, naive Bayes, radial basis function), Meta-spv learning (instance Spv, arcing, boosting, bagging), Learning assessment (train-test, cross-validation) Microsoft Office 2010 Professional, and Association (Agrawal a-priori). (French-language page here)
Dap -- a statistics and graphics package developed by Susan Bassein for Unix and Linux systems, with commonly-needed data management, analysis, and graphics (univariate statistics, correlations and regression, ANOVA, categorical data analysis, logistic regression, and nonparametric analyses). Provides some in the core functionality of SAS, and is able to read and run many (but not all) SAS program files. Dap is freely distributed under a GNU-style "copyleft".
PAST -- an easy-to-use data analysis package aimed at paleontology including a large selection of common statistical, plotting and modelling functions: a spreadsheet-type data entry form, graphing, curve fitting, significance tests (F, t Windows 7 Professional X86, permutation t, Chi-squared w. permutation test, Kolmogorov-Smirnov, Mann-Whitney, Shapiro-Wilk Office 2010 Pro Key, Spearman's Rho and Kendall's Tau tests, correlation, covariance, contingency tables, one-way ANOVA, Kruskal-Wallis test), diversity and similarity indices & profiles, abundance model fitting, multivariate statistics, time series analysis, geometrical analysis, parsimony analysis (cladistics), and biostratigraphy.
AM -- a no cost package for analyzing data from complex samples, especially large-scale assessments, as well as non-assessment survey data. Has sophisticated stats, easy drag & drop interface, and integrated help system that explains the statistics as well as how to use the system. Can estimate models via marginal maximum likelihood (), which defines a probability distribution over the proficiency scale. Also analyzes "plausible values" used in programs like NAEP. Automatically provides appropriate standard errors for complex samples via Taylor-series approximation, jackknife & other replication techniques.
Instat Plus -- from the University of Reading, in the UK. (Not to be confused with Instat from GraphPad Computer software.) An interactive statistics package for Windows or DOS.
WinIDAMS -- from UNESCO -- for numerical information processing and statistical analysis. Provides data manipulation and validation facilities classical and advanced statistical techniques, including interactive construction of multidimensional tables, graphical exploration of data (3D scattergram spinning, etc.), time series analysis, and a large number of multivariate techniques.
SSP (Smith's Statistical Package) -- a simple, user-friendly package for Mac and Windows that can enter/edit/transform/import/export data, calculate basic summaries, prepare charts, evaluate distribution function probabilities, perform simulations Windows 7 Home Premium, compare means & proportions, do ANOVA's Office Enterprise 2007 Key, Chi Square tests, simple & multiple regressions.
Also, check out R and Ox, described in the Programming Languages section below.
Dataplot -- (Unix, Linux, PC-DOS, Windows) for scientific visualization, statistical analysis, and non-linear modeling. Has extensive mathematical and graphical capabilities. Closely integrated with the NIST/SEMATECH Engineering Statistics Handbook.
WebStat -- A Java-based statistical computing environment for the World Wide Net. Needs a browser, but can be downloaded and run offline.
Regress+ -- A professional package (Macintosh only) for univariate mathematical modeling (equations and distributions). The most powerful software of its kind available anywhere, with state-of-the-art functionality and user-friendliness. Too many features to even begin to list here.
SISA -- Simple Interactive Statistical Analysis for PC (DOS) from Daan Uitenbroek. An excellent collection of individual DOS modules for several statistical calculations, including some analyses not readily available elsewhere.
Statistical Software program by Paul W. Mielke Jr. -- a large collection of executable DOS programs (and Fortran source). Includes: Matrix occupancy, exact g-sample empirical coverage test, interactions of exact analyses, spectral decomposition analysis, exact mrbp (randomized block) analyses, exact multi-response permutation procedure, Fisher's Exact for cross-classfication and goodness-of-fit, Fisher's combined p-values (meta analysis), largest part's proportion, Pearson-Zelterman, Greenwood-Moran and Kendall-Sherman goodness-of-fit, runs tests, multivariate Hotelling's test, least-absolute-deviation regression, sequential permutation procedures, LAD regression, principal component analysis, matched pair permutation, r by c contingency tables, r-way contingency tables, and Jonkheere-Terpstra.
IRRISTAT -- for data management and basic statistical analysis of experimental data (Windows). Primarily for analysis of agricultural field trials, but many features can be used for analysis of data from other sources. Includes: Data management with a spreadsheet , Text editor, Analysis of variance, Regression, Genotype x environment interaction analysis, Quantitative trait analysis, Single website analysis, Pattern analysis, Graphics, Utilities for randomization and layout, general factorial EMS, and orthogonal polynomial.
SYSTAT 12 -- powerful statistical application ranging from the most elementary descriptive statistics to very advanced statistical methodology. Novices can work with its friendly and simple menu-dialog; statistically-savvy users can use its intuitive command language. Carry out very comprehensive analysis of univariate and multivariate data based on linear, general linear, and mixed linear models; carry out different types of robust regression analysis when your data are not suitable for conventional multiple regression analysis;compute partial least-squares regression;design experiments, carry out power analysis, do probability calculations on many distributions and fit them to data; perform matrix computations. Provides Time Series, Survival Analysis, Response Surface Optimization, Spatial Statistics, Test Item Analysis, Cluster Analysis, Classification and Regression Trees, Correspondence Analysis, Multidimensional Scaling, Conjoint Analysis, Quality Analysis, Path Analysis, etc. A 30-day evaluation version is available for totally free download.
Statlets -- a 100% Pure Java statistics program. Should run on any platform (PC, Mac, Unix) that supports Java. The free Academic Version is limited to 100 cases by 10 variables.
WINKS (Windows KWIKSTAT) -- a full-featured, easy-to-use stats package with statistics (means, standard deviations, medians, etc.), histograms, t-tests, correlation, chi-square, regression, nonparametrics, analysis of variance (ANOVA), probability, QC plots, cpk, graphs, life tables, time series, crosstabs, and more. Works on Windows XP (as well as Windows 2000, NT, 98, ME and 95.) Comes in Basic and Professional editions. Evaluation version available for download.
StudyResult -- (30-day free of charge trial) General statistics package for: paired & unpaired t-test, one-way ANOVA, Fisher's exact , McNemar's, Chi2, Chi2 homogeneity , life table & survival analysis, Wilcoxon rank-sum & signed-rank, sign test, bioequivalence testing, correlation & regression coefficient tests. Special features for interpreting summary data found in publications (p-values & conf. intervals from summary statistics, converts p-values to CI's & vice versa, what observed results are needed to get a significant result, estimates from publications needed for sample size calculations). Includes equivalence- and non-inferiority testing for most tests.
STATGRAPHICS Plus v5.0 (for Windows) -- over 250 statistical analyses: regression, probit, enhanced logistic, factor effects plots, automatic forecasting, matrix plots, outlier identification, general linear models (random and mixed), multiple regression with automatic Cochrane-Orcutt and Box-Cox procedures, Levene's, Friedman's, Dixon's and Grubb's tests, Durbin-Watson p-values and 1-variable bootstrap estimates, enhanced 3D charts. For Six Sigma work: gage linearity and accuracy analysis, multi-vari charts, life data regression for reliability analysis and accelerated life-testing, long-term and short-term capability assessment estimates. Two totally free downloads are available: full-function but limited-time(30 days), and unlimited-time but limited-function (no Save, no Print, not all analyses).
NCSS-2007 (Statistical Analysis System), PASS-2008 (Power and Sample Size, and GESS (Gene Expression application for Micro-arrays) for Windows. Free 7-day evaluation versions.
MiniTab -- a powerful, full-featured MS Windows package, with good coverage of industrial / quality control analyses. The totally free Version 12 Demo expires after 30 days.
InStat (Instant Statistics), a full-featured statistics package from GraphPad Software. Demo version disables printing, saving and exporting capabilities. Demo available for Windows only; commercial version available for Windows and Mac.
Prism -- from GraphPad Software. Performs basic biostatistics, fits curves and creates publication quality scientific graphs in one complete package (Mac and Windows). Windows demo is fully-functional for 30 days, then disables printing, saving and exporting; Mac demo always disables these functions.
CoStat 6.2 -- an easy-to-use program for data manipulation and statistical analysis, from CoHort Computer software. Use a spreadsheet with any number of columns and rows of data: floating point, integer, date, time, degrees, text, etc. Import ASCII, Excel, MatLab, S+, SAS, Genstat, Fortran, and others. Has ANOVA, multiple comparisons of means, correlation, descriptive statistics, analysis of frequency data, miscellaneous tests of hypotheses, nonparametric tests, regression (curve fitting), statistical tables, and utilities. Has an auto-recorder and macro programming language. Callable from the command line, batch files, shell scripts, pipes, and other programs; can be used as the statistics engine for world wide web applications. Free time-limited demo available.