Page 1 of 1
8 ..) A fast-food company advertises that the pre-cooked weight for its half-pound burgers is, on average, 0.5 lbs. The
Posted: Wed May 11, 2022 1:41 pm
by answerhappygod
- 8 A Fast Food Company Advertises That The Pre Cooked Weight For Its Half Pound Burgers Is On Average 0 5 Lbs The 1 (43.39 KiB) Viewed 35 times
8 ..) A fast-food company advertises that the pre-cooked weight for its half-pound burgers is, on average, 0.5 lbs. The company runs a regular quality control test that involves weighing a sample of burgers to see if the mean weight is significantly different than 0.5 lbs. Tina takes a random sample of 31 burgers from a batch of over a thousand burgers. She finds the sample mean weight of the burgers to be 0.54 Ibs with a standard deviation of 0.1 lbs. She wants to be these sample data to test whether the mean weight of their burgers is significantly different than 0.5 lbs at the 5% significance level. (A) Let je be the population mean weight of the burgers. Set up the mall- and alternative hypothesis. Ho: H: (B) Find the value of the test statistic. (Show all work and include the formula for the test statistic). (C) Find the critical value. (D) The conclusion is (circle exactly one answer) (1) Fail to reject Ho. (II) Reject Ho