Friedman Test Calculator
Compare three or more repeated measures using the Friedman test (non-parametric)
Enter data for each condition. Each position represents the same subject across conditions.
About Friedman Test
The Friedman test is a non-parametric test for repeated measures designs.
It's an alternative to repeated measures ANOVA when data doesn't meet normality assumptions.
Each subject is measured under multiple conditions, and the test ranks within subjects.