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Java Applets for Power and Sample Size

Java Applets for Power and Sample Size

A detailed page on the relationship between sample size and power, that includes applets. The applets allow the user to change parameters and observe the resulting change in power. Applets are provided for tests for proportions, means, t-tests, pooled and Satterthwaite two sample tests, Balanced ANOVA, chi square tests, and Poisson tests. The page also includes links to references about sample size choice and practical advice.... Show More


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