G*Power 3 is a statistical power analysis program. It covers many different statistical tests of the F, t, chi-square, and z test families as well as some exact tests. G*Power 3 provides improved effect size calculators and graphics options, it supports both a distribution-based and a design-based input mode, and it offers five different types of power analyses. G*Power 3 is free.
| Price | USD0 |
|---|---|
| License | Free |
| File Size | 2.02 MB |
| Version | 3.1.9.3 |
| Operating System | Macintosh |
| System Requirements |
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