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=942 and x=582 who said "yes." Use a 90% confidence level. a) Find the best point estimate of the population proportion p. ______ (Round to three decimal places as needed.) b) Identify the value of the margin of error E. E=______ (Round to three decimal places as needed.) c) Construct the confidence interval. _____
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=942 and x=582 who said "yes." Use a 90% confidence level. a) Find the best point estimate of the population proportion p. ______ (Round to three decimal places as needed.) b) Identify the value of the margin of error E. E=______ (Round to three decimal places as needed.) c) Construct the confidence interval. _____
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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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=942 and x=582 who said "yes." Use a 90% confidence level.
a) Find the best point estimate of the population proportion p.
______ (Round to three decimal places as needed.)
b) Identify the value of the margin of error E.
E=______ (Round to three decimal places as needed.)
c) Construct the confidence interval.
_____<p<______ (Round to three decimal places as needed.)
Expert Solution
Step 1
(a)
Obtain the best point estimate of the population proportion p.
The best point estimate of the population proportion p is obtained below as follows:
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