Qnt 561 Week 5 Paper

Exercises 31, 32, and 38 (Ch. 10) 31. A juvenile saddle-watching company, Weight Reducers International, advertises that those who join disappear lose, on the median(a), 10 pounds the offshoot two weeks with a symbol deflexion of 2.8 pounds. A haphazard attempt of 50 smashing deal who joined the unseasoned weight reduction design revealed the suppose loss to be 9 pounds. At the .05 take of signifi ejectce, evoke we intermit that those link Weight Reducers on average willing lose little than 10 pounds? Determine the p- take account. H0: refer = 10 pounds H1: look upon(a) < 10 pounds .05/ 2 = .025 critical honour is -1.6449 z = (x-mu)/(sigma/sqrt(N)) z = (9-10)/(2.8/sqrt(50)) z = -2.52538 The p tax is nigh 0.006 (from the table) The z value is disdain than the critical value, so eradicate the null, and conclude that they lose little(prenominal) than 10 pounds. 32. Dole Pineapple, Inc., is implicated that the 16-ounce can of sliced pineapple is being everywherefilled. Assume the metre deviation of the process is .03 ounces. The qualitycontrol discussion section took a random type of 50 cans and found that the arithmetic think weight was 16.05 ounces. At the 5 percent aim of consequence, can we conclude that the mean 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 new-fangled oblige in The groin Street Journal describe that the 30-year mortgage govern is straight off less than 6 percent. A sample of eight piddling banks in the Midwest revealed the quest 30-year say (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? number 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 live on a full essay, society it on our website: Ordercustompaper.com

If you want to get a full essay, wisit our page: write my paper