For Exercises 4 through 11, use the Wilcoxon rank sum test. Assume that the samples are
Chapter 13, Problem 5(choose chapter or problem)
For Exercises 4 through 11, 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.Calories in Deli Sandwiches Are all deli sandwiches created equal? Ten sandwiches were selected from deli A and ten from deli B, and the number of calories was calculated for each sandwich. At the 0.05 level of significance, is there sufficient evidence to conclude that there is a difference in the number of calories contained in sandwiches for the two delis? Deli A 420 630 790 590 610 480 570 740 620 420 Deli B 680 750 430 760 450 710 430 400 860 690
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