A New York Times poll on women’s issues interviewed 1025 women randomly selected from the United States, excluding Alaska and Hawaii. The poll found that 47% of the women said they do not get enough time for themselves.(a) Construct a 95% confidence interval that estimates the proportion of women in the United States.(b) How large must your sample be to produce a 95% confidence interval with the desired margin of error ±5%
A New York Times poll on women’s issues interviewed 1025 women randomly selected from the United States, excluding Alaska and Hawaii. The poll found that 47% of the women said they do not get enough time for themselves.(a) Construct a 95% confidence interval that estimates the proportion of women in the United States.(b) How large must your sample be to produce a 95% confidence interval with the desired margin of error ±5%
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 New York Times poll on women’s issues interviewed 1025 women randomly selected from the
United States, excluding Alaska and Hawaii. The poll found that 47% of the women said they do not get
enough time for themselves.
(a) Construct a 95% confidence
States.
(b) How large must your sample be to produce a 95% confidence interval with the desired margin of error ±5%
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