Friedman Test Calculator
Non-parametric alternative to repeated measures ANOVA for comparing multiple related groups.
Data Matrix
Friedman Chi-Square
3.6000
Not Significant
dfDegrees of Freedom
2
pP-Value
0.165299
WKendall's W
0.3600
cvCritical Value
5.991
Mean Ranks by Treatment
T1: 2.00T2: 2.60T3: 1.40
Formula
Chi-r = [12/(n*k*(k+1))] * Sum(Rj^2) - 3n(k+1)
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.