Power Sample Size Calculator

name power-sample-size-calculator description Statistical power analysis and sample size determination allowed-tools ["Bash","Read","Write","Edit","Glob","Grep"] metadata {"specialization":"mathematics","domain":"science","category":"statistical-computing","phase":6} Power and Sample Size Calculator Purpose Provides statistical power analysis and sample size determination capabilities for experimental design. Capabilities Power analysis for common tests (t-test, ANOVA, chi-square) Effect size calculation Sample size estimation Simulation-based power analysis Multi-level model power analysis Sequential analysis design Usage Guidelines Effect Size : Specify meaningful effect sizes Power Target : Set appropriate power levels (typically 0.80) Type I Error : Control alpha appropriately Simulation : Use simulation for complex designs Tools/Libraries G*Power pwr (R) statsmodels