(a) What are the null and alternative hypotheses for the Wilcoxon test? For

Chapter 0, Problem 26.11

(choose chapter or problem)

(a) What are the null and alternative hypotheses for the Wilcoxon test? For thetwo-sample t test?(b) There are two pairs of tied observations. What ranks do you assign to eachobservation, using average ranks for ties?(c) Apply the Wilcoxon rank sum test to these data. Compare your result withthe P = 0.1857 obtained from the two-sample t test in Chapter 19.

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