An online poll of 6,000 residents of Washington, DC showed that 76% agreed with the statement "Employers should be required to pay men and women the same salary for the same job." An online poll of 4,800 residents of Atlanta revealed that 70% agreed with the same statement. (c) Calculate a 95% confidence interval for the true difference in population proportions between the people of Washington, DC, and the people of Atlanta who agree with the statement (DC − Atlanta). (Use a table or technology. Round your answers to three decimal places.)
An online poll of 6,000 residents of Washington, DC showed that 76% agreed with the statement "Employers should be required to pay men and women the same salary for the same job." An online poll of 4,800 residents of Atlanta revealed that 70% agreed with the same statement. (c) Calculate a 95% confidence interval for the true difference in population proportions between the people of Washington, DC, and the people of Atlanta who agree with the statement (DC − Atlanta). (Use a table or technology. Round your answers to three decimal places.)
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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An online poll of 6,000 residents of Washington, DC showed that 76% agreed with the statement "Employers should be required to pay men and women the same salary for the same job." An online poll of 4,800 residents of Atlanta revealed that 70% agreed with the same statement.
(c) Calculate a 95% confidence interval for the
true difference in population proportions between the people of Washington, DC, and the people of Atlanta who agree with the statement (DC − Atlanta). (Use a table or technology. Round your answers to three decimal places.)
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