Online statistical computation

Power and Sample size calculation:

• UCLA Statistics Department power calculator (by Jason Bond): includes power and sample size for normal, exponential, Binomial and Poisson data, and for a correlation coefficient.

• York University ANOVA power calculator (by Michael Friendly):

• Power calculations for clinical trials (by David A. Schoenfeld):

Data Analysis:

• Simple Interactive Statistical Analysis (SISA):

Free software:

• Epi Info
• BUGS (Bayesian inference Using Gibbs Sampling)
• Prophet

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Number of accesses since March 2, 1998: