Question 7 Constructing a Confidence Interval when the Population o is Unknown A pharmaceutical company makes tranquiliz

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Question 7 Constructing A Confidence Interval When The Population O Is Unknown A Pharmaceutical Company Makes Tranquiliz 1 (61 KiB) Viewed 25 times

Question 7 Constructing a Confidence Interval when the Population o is Unknown A pharmaceutical company makes tranquilizers. It is assumed that the distribution for the length of time they last is approximately normal but the population mean and standard deviation are not known. Researchers in a hospital used the drug on a random sample of 9 patients. The sample mean was 2.51 hours. The sample standard deviation was 0.318. Work to construct a 95% confidence interval for the population mean by providing the following information. a. n biên C. ME d. The lower bound of the Confidence Interval is e. The upper bound of the Confidence Interval is Submit Question Question 81 Express the confidence interval (8, 153.6) in the form of 2 + ME. #ME Submit Question 0/1 pt 329 Details + 0/1 pt 329 Details