Question: Consider a problem with four subgroups with the sum of ranks in each of the subgroups equal to 49, 84, 76, and 81 and with

Consider a problem with four subgroups with the sum of ranks in each of the subgroups equal to 49, 84, 76, and 81 and with subgroup sizes equal to 4, 6, 7, and 6. Complete the Kruskal-Wallis test and test the null hypothesis of equal subgroup ranks.

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