Question: Refer to Exercise 8 40 What happens to the Kruskal Wallis test
Refer to Exercise 8.40. What happens to the Kruskal–Wallis test if you replace the value 9.8 by 15.8? Might there be a reason to run both a Kruskal–Wallis test and an analysis of variance? Justify your answer.
Answer to relevant QuestionsA small corporation makes insulation shields for electrical wires using three different types of machines. The corporation wants to evaluate the variation in the inside diameter dimensions of the shields produced by the ...Refer to Example 8.1. In example a. For the model yij = μ + τ1 + εij, what are the values of t, n1, n2, and n3? b. Using the observed data, provide estimates of μ, τ1, τ2, τ3, and s without the constraint τ2 = 0. ...Refer to Exercise 9.13. Suppose the new weight- loss agents were of the following form: A1: Drug therapy with exercise and counseling A2: Drug therapy with exercise but no counseling A3: Drug therapy with counseling but no ...Refer to Exercise 9.23. Suppose the researchers conjectured that the new medications caused an increase in fat content and that this increase accumulated as the medication was continued in the dogs. How could we examine ...In the abstract to the research study described earlier in this chapter, the researchers were interested in answering several questions concerning the difference in the raters’ reactions to various handicaps. For each of ...
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