The non-parametric, independent Kruskal-Wallis test tests if several groups with ordinal attributes originate from the same distribution.
More information can be found at Kruskal-Wallis test on Wikipedia.
H0: the mean ranks of the groups are the same.
HA: the mean ranks of the groups differ.
- Type: Data Input table with at least one ordinal column and one nominal column (groups).
- Type: Data Output table with Kruskal-Wallis test statistic, p-Value, and descriptive statistics of group ranks.