Power AnalysisThe R Project for Statistical Computing full featured, very powerful
Analysis Lab Basic analyses, good for teaching.
A nice collection of small programs for specific types of analyses.)
DataPlot Includes scientific visualization, statistical analysis, and non-linear modeling.
MacAnova Not just for Macs, and not just ANOVA
BrightStat Basic analyses including many non-parametric tests.
Statistics101 Resampling
Tetrad Causal ModelingSimple Interactive Statistical Analysis Many basic statistical tests.
Statistician Lite Many statistical tests using Excel.
Power analysis for numerous designs and statistics
John Pezzullo
Power analysis for ANOVA designs
by Michael Friendly
Statistical considerations for clinical trials and scientific experiments
by David Schoenfeld
Power and sample size page
by Russ Lenth
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Binomial Distribution |
Normal Distribution |
t Distribution |
Chi Square Distribution |
F Distribution |
| Online Statistics by David Lane and Joan Lu. | JavaScript program by John Pezzullo | JavaScript program by John Pezzullo | CGI program by Jan de Leeuw | JavaScript program by David Lane |
| Java program by B. Narasimhan | Java program by David Lane | Java program by B. Narasimhan | Java program by B. Narasimhan | JavaScript program by John Pezzullo |
| Java program by B. Narasimhan | Online Statistics by David Lane and others at Rice U. | JavaScript program by John Pezzullo | Java program by B. Narasimhan | |
| JavaScript Program by David Lane |
Online Statistics by David Lane and others at Rice U. |
Many descriptive statistics and stem and leaf displaysCorrelation and Regression
by David Lane
Interactive histogram
by Webster West
Statiscope
by Mikael Bonnier
Ordinary least squares
by T. KirkmanRegressIt Excel add-in
by Bob Nau
Distribution-Free TestsInteractive 2-Dimensional and 3-Dimensional Data Modeling
by James Phillips
Mann-Whitney U/Wilcoxon Rank SumTop of page