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Question 5, 9.2.17-T HW Score: 74.38%, 14.88 of 20 points Part 1 of 6 Points: 0.89 of 1 Save A simple random sample of size
Question 5, 9.2.17-T HW Score: 74.38%, 14.88 of 20 points Part 1 of 6 Points: 0.89 of 1 Save A simple random sample of size n is drawn from a population that is normally distributed. The sample mean, x, is found to be 104, and the sample standard deviation, s, is found to be 9. (a) Construct a 96% confidence interval about p if the sample size, n, is 20. (b) Construct a 96% confidence interval about p if the sample size, n, is 12. (c) Construct a 95% confidence interval about p if the sample size, n, is 20. (d) Should the confidence intervals in parts (a)-(c) have been computed if the population had not been normally distributed? (a) Construct a 96% confidence interval about p if the sample size, n, is 20. Lower bound: ; Upper bound: (Round to one decimal place as needed.)
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