Samples of enrollments from medical schools that specialize in research and in primary care are listed below. At α = 0.05, can it be concluded that there is a difference?

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.

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Research |474 577 605 663 813 443 565 696 692 217 Primary care ikil 783 546 442 662 605 474 587 555 427 320 293