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(a) Construct a 95% confidence interval about p if the sample size, n, is 24 Lower bound Upper bound: (Use ascending order. Round to one decimal place as needed.)

(a) Construct a 95% confidence interval about p if the sample size, n, is 24 Lower bound Upper bound: (Use ascending order. Round to one decimal place as needed.)

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A simple random sample of size n is drawn from a population that is normally distributed. The sample mean, x, is found to be 114, and the sample standa 10 (a) Construct a 95% confidence interval about us if the sample size, n, is 24. (b) Construct a 95% confidence interval about us if the sample size, n, is 13. (c) Construct a 70% confidence interval about u if the sample size, n, is 24. (d) Could we have computed the confidence intervals in parts (a)-(c) if the population had not been normally distributed? Click the icon to view the table of areas under the t-distribution (a) Construct a 95% confidence interval about us if the sample size, n, is 24. Lower bound: Upper bound: (Use ascending order. Round to one decimal place as needed.) W
Transcribed Image Text:A simple random sample of size n is drawn from a population that is normally distributed. The sample mean, x, is found to be 114, and the sample standa 10 (a) Construct a 95% confidence interval about us if the sample size, n, is 24. (b) Construct a 95% confidence interval about us if the sample size, n, is 13. (c) Construct a 70% confidence interval about u if the sample size, n, is 24. (d) Could we have computed the confidence intervals in parts (a)-(c) if the population had not been normally distributed? Click the icon to view the table of areas under the t-distribution (a) Construct a 95% confidence interval about us if the sample size, n, is 24. Lower bound: Upper bound: (Use ascending order. Round to one decimal place as needed.) W
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