?In 1–8, use the Mann–Whitney test to test the given hypotheses at the = 0.05 level of
Chapter 15, Problem 6(choose chapter or problem)
In Problems 1–8, use the Mann–Whitney test to test the given hypotheses at the = 0.05 level of significance. The independent samples were obtained randomly.
6. Hypotheses: H0: Mx = My versus H1: Mx 7 My with n1 = 12, n2 = 15, and S = 220
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