For Exercises use the Wilcoxon rank sum test. Assume that the samples are independent. Also perform each

Question:

For Exercises use the Wilcoxon rank sum test. Assume that the samples are independent. Also perform each of these steps.

a. State the hypotheses and identify the claim.
b. Find the critical value(s).
c. Compute the test value.
d. Make the decision.
e. Summarize the results.
Use the traditional method of hypothesis testing unless otherwise specified.

Students in Greek organizations at schools throughout the country sent volunteers to a yearly blood drive. The numbers from each randomly selected participating school are listed. Test the claim that there is no difference in the number of students participating from fraternities and sororities at α = 0.10.