The Friedman test resembles the Kruskal-Wallis test except that there are two grouping factors (rows, columns) instead of one grouping factor (columns).

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The Friedman test is a non-parametric test used for comparing more than two related groups, similar to the Kruskal-Wallis test which compares independent groups. However, the Friedman test accounts for two-way data (rows and columns), making it suitable for repeated measures or matched groups.

The Friedman Test Resembles the Kruskal-Wallis Test Except That There