Power Analysis Tool

G*Power

G*Power is a tool to compute statistical power analyses for many different t tests, F tests, χ2 tests, z tests and some exact tests. G*Power can also be used to compute effect sizes and to display graphically the results of power analyses

GLIMMPSE

Welcome to GLIMMPSE. The GLIMMPSE software calculates power and sample size for study designs with normally distributed outcomes. Select one of the options below to begin a power or sample size calculation.

PANGEA

PANGEA is the first power analysis program for general ANOVA designs (e.g., Winer, Brown, & Michels, 1991). PANGEA can handle designs with any number of factors, each with any number of levels; any factor can be treated as fixed or random; and any …