Question: Given the following sample data: a. State the appropriate null and alternative hypotheses for determining whether a difference exists in the median value for the

Given the following sample data:

a. State the appropriate null and alternative hypotheses for determining whether a difference exists in the median value for the three populations.
b. Based on the sample data, use the Kruskal€“Wallis ANOVA procedure to test the null hypothesis using Î± = 0.05. What conclusion should be reached?

Group Group 2 Group 3 10 13 12 12 12 13 12 10 1O 13 15

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