Agent Skills: Power and Sample Size Calculator

Statistical power analysis and sample size determination

statistical-computingID: a5c-ai/babysitter/power-sample-size-calculator

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plugins/babysitter/skills/babysit/process/specializations/domains/science/mathematics/skills/power-sample-size-calculator/SKILL.md

Skill Metadata

Name
power-sample-size-calculator
Description
Statistical power analysis and sample size determination

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

  1. Effect Size: Specify meaningful effect sizes
  2. Power Target: Set appropriate power levels (typically 0.80)
  3. Type I Error: Control alpha appropriately
  4. Simulation: Use simulation for complex designs

Tools/Libraries

  • G*Power
  • pwr (R)
  • statsmodels