ANOVA Calculator

Analysis of Variance for comparing group means

Group 1 (required)

Group 2 (required)

Group 3 (required)

Group 4 (optional)

Group 5 (optional)

Confidence Level (%)

Instructions

1.Select ANOVA type

2.Enter your group data

3.Set confidence level

4.Click Perform ANOVA

One-Way: Compare means across multiple groups

Two-Way: Analyze two factors and their interaction

•p < 0.05: Significant difference between groups

•Higher F-statistic: Larger between-group differences

•η² measures effect size (proportion of variance explained)