Home / Statistical Tools / Hypothesis Tests / Power And Sample Size / Power and Sample Size

Power and Sample Size

Plan your experiments by calculating the power or required sample size.

Overview

• Power Test and Sample Size - Overview of power analysis

Variance Tests

• Power for One Variance - Single variance power
• Power for Two Variances - Two variance comparison power

t-Tests

• Power for One Sample t-Test - One-sample power
• Power for Two Sample t-Test - Two-sample power
• Power for Paired t-Test - Paired power

ANOVA

• Power for One-way ANOVA - ANOVA power

Proportion Tests

• Power for One Proportion - Single proportion power
• Power for Two Proportions - Two proportion comparison power