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Population 1 Population 2 Assume that both populations are normally distributed. (a) Test whether , H, at the a = 0.01 level of significance for the given sample data. (b) Construct a 99% confidence interval about u, - H2- 18 14.3 4.2 18 9.2 3.3 S O D. Ho H1 2 H,1 =2 Detemine the P-value for this hypothesis test. P= 0.001 (Round to three decimal places as needed.) Should the null hypothesis be rejected? O A. Reject H,, there is not sufficient evidence to conclude that the two populations have different means. B. Reject Ho, there is sufficient evidence to conclude that the two populations have different means OC. Do not reject Ha, there is not sufficient evidence to conclude that the two populations have different means. O D. Do not reject Ho, there is sufficient evidence to conclude that the two populations have different means. (b) Construct a 99% confidence interval about u, -2 We are 99% confident that the mean difference is between and (Round to two decimal places as needed. Use ascending order.)

Population 1 Population 2 Assume that both populations are normally distributed. (a) Test whether , H, at the a = 0.01 level of significance for the given sample data. (b) Construct a 99% confidence interval about u, - H2- 18 14.3 4.2 18 9.2 3.3 S O D. Ho H1 2 H,1 =2 Detemine the P-value for this hypothesis test. P= 0.001 (Round to three decimal places as needed.) Should the null hypothesis be rejected? O A. Reject H,, there is not sufficient evidence to conclude that the two populations have different means. B. Reject Ho, there is sufficient evidence to conclude that the two populations have different means OC. Do not reject Ha, there is not sufficient evidence to conclude that the two populations have different means. O D. Do not reject Ho, there is sufficient evidence to conclude that the two populations have different means. (b) Construct a 99% confidence interval about u, -2 We are 99% confident that the mean difference is between and (Round to two decimal places as needed. Use ascending order.)

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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Assume that both populations are normally distributed. (a) Test whether H, # H, at the a = 0.01 level of significance for the given sample data. (b) Construct a 99% confidence interval about u - H2- Population 1 Population 2 18 9.2 3.3 18 14.3 4.2 O D. Ho:H1 H2 Detemine the P-value for this hypothesis test. P= 0.001 (Round to three decimal places as needed.) Should the null hypothesis be rejected? O A. Reject H,, there is not sufficient evidence to conclude that the two populations have different means. Y B. Reject Ho, there is sufficient evidence to conclude that the two populations have different means. O C. Do not reject Ho, there is not sufficient evidence to conclude that the two populations have different means. O D. Do not reject H,, there is sufficient evidence to conclude that the two populations have different means. (b) Construct a 99% confidence interval about u, - 13. We are 99% confident that the mean difference is between and (Round to two decimal places as needed. Use ascending order.)
Transcribed Image Text:Assume that both populations are normally distributed. (a) Test whether H, # H, at the a = 0.01 level of significance for the given sample data. (b) Construct a 99% confidence interval about u - H2- Population 1 Population 2 18 9.2 3.3 18 14.3 4.2 O D. Ho:H1 H2 Detemine the P-value for this hypothesis test. P= 0.001 (Round to three decimal places as needed.) Should the null hypothesis be rejected? O A. Reject H,, there is not sufficient evidence to conclude that the two populations have different means. Y B. Reject Ho, there is sufficient evidence to conclude that the two populations have different means. O C. Do not reject Ho, there is not sufficient evidence to conclude that the two populations have different means. O D. Do not reject H,, there is sufficient evidence to conclude that the two populations have different means. (b) Construct a 99% confidence interval about u, - 13. We are 99% confident that the mean difference is between and (Round to two decimal places as needed. Use ascending order.)
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