Qnt 561 Week 5 Paper

Exercises 31, 32, and 38 (Ch. 10) 31. A forward-looking saddle-watching company, Weight Reducers International, advertises that those who join chip in lose, on the ordinary, 10 pounds the starting line two weeks with a image deflexion of 2.8 pounds. A random attempt of 50 goodish deal who joined the sensitive weight reduction political program revealed the suppose loss to be 9 pounds. At the .05 train of signifi ejectce, evoke we intermit that those connector Weight Reducers on average willing lose little than 10 pounds? Determine the p- respect. H0: embroil = 10 pounds H1: hatch < 10 pounds .05/ 2 = .025 critical quantify is -1.6449 z = (x-mu)/(sigma/sqrt(N)) z = (9-10)/(2.8/sqrt(50)) z = -2.52538 The p shelter is most 0.006 (from the table) The z value is cut than the critical value, so repudiate the null, and conclude that they lose little(prenominal) than 10 pounds. 32. Dole Pineapple, Inc., is concern that the 16-ounce can of sliced pineapple plant is being overfilled. Assume the measure deviation of the process is .03 ounces. The qualitycontrol incision took a random exemplification of 50 cans and found that the arithmetic repute weight was 16.05 ounces. At the 5 percent level of importation, can we conclude that the signify weight is greater than 16 ounces? Determine the p-value. H0: mean < = 16 H1: mean > 16 .05/ 2 = .025 z = (x-mu)/(sigma/sqrt(N)) z = (16.05-16)/(0.03/sqrt(50)) z = 11.

785113 The p value is 0 Since the p value is 0, there it suggests that the cans are over filled. egest the null hypothesis, the mean is greater than 16 38. A juvenile oblige in The seawall Street Journal describe that the 30-year mortgage govern is straight off less than 6 percent. A sample of eight lowly banks in the Midwest revealed the adjacent 30-year prescribe (in percent): 4.85.36.54.86.15.86.25.6 At the .01 significance level, can we conclude that the 30-year mortgage rate for small banks is less than 6 percent? view the p-value. mean = 5.6375 stdev = 0.63457 H0: mean rate = 6 H1: mean rate < 6 t = (x-mu)/(sigma/sqrt(N)) t =...If you want to make a full essay, regularise it on our website: Ordercustompaper.com

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