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Question 12 (1 point) Company ABC manufactures a machine part, which is supposed to weigh 8.3 pounds on average. To chec
Posted: Wed May 11, 2022 11:48 am
by answerhappygod
- Question 12 1 Point Company Abc Manufactures A Machine Part Which Is Supposed To Weigh 8 3 Pounds On Average To Chec 1 (33.43 KiB) Viewed 20 times
Question 12 (1 point) Company ABC manufactures a machine part, which is supposed to weigh 8.3 pounds on average. To check if this requirement is met, 16 machine parts are randomly selected from a recent production run. The average weight of these part is 8.45 pounds, and the sample standard deviation is 0.17 pounds. Suppose the weights of the parts are normally distributed. We want to test the hypothesis that the parts average 8.3 pounds. Please calculate the test statistic. (two decimal places) Your Answer: Answer