Question: Four treatments were compared using a completely randomized design. The data are shown here: Do the data provide sufficient evidence to indicate a difference in

Four treatments were compared using a completely randomized design. The data are shown here:

Do the data provide sufficient evidence to indicate a difference in location for at least two of the population distributions? Test using the Kruskal-Wallis H statistic with Î± = .05.

Treatment 2 167 135 160

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