MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Question
Use the sample data and confidence level given below to complete parts (a) through (d).
A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, n=908 and
x=531 who said "yes." Use a 90% confidence level.
Find the best point estimate of the population proportion p.
enter your response here
(Round to three decimal places as needed.)
b) Identify the value of the margin of error E.
E=enter your response here
(Round to three decimal places as needed.)
c) Construct the confidence interval.
enter your response here<p<enter your response here
(Round to three decimal places as needed.)
Expert Solution
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n=908, X=531
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