Use the Kruskal-Wallis test procedure to analyze the data
Chapter 15, Problem 15.3.1(choose chapter or problem)
Use the Kruskal-Wallis test procedure to analyze the data in DS 11.1.1. (a) Find the ranks rij. (b) What are the average ranks r1, r2, and r3? (c) What is the value of the test statistic H? (d) Write down an expression for the p-value and use a computer package to evaluate it.
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