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MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Question
Consider the following results for independent samples taken from two populations;
Sample 1
N 400
X 0.48
Sample 2
N300
X 0.36
A. What is the 90% confidence interval for the difference between the two population proportions? Round your answers to four decimal places
B. What is the 95% confidence interval for the difference interval between the two population proportions? Round you answer 2 decimal places and use a 0 in front of the decimal places.
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