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mpling process is repeated many time sers who use this social media platfor

mpling process is repeated many time sers who use this social media platfor

MATLAB: An Introduction with Applications
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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Read the following prompt and complete 1.a, 1.b, and 1.c

1.b Is the following statement appropriate: If this sampling process is repeated many times, we would expect 99% of the resulting confidence intervals to contain a population proportion of all Twitter users who use this social media platform as their primary source of news between 45.8% and 58.2%. Appropriate Not Appropriate 1.c Facebook would like to perform a similar suvery among Facebook users. If a 90% confidence level is to be used and the desired conservative margin of error is 5%, what is the minimum sample size that would be required? No answer entered. Click above to enter an answer.
Transcribed Image Text:1.b Is the following statement appropriate: If this sampling process is repeated many times, we would expect 99% of the resulting confidence intervals to contain a population proportion of all Twitter users who use this social media platform as their primary source of news between 45.8% and 58.2%. Appropriate Not Appropriate 1.c Facebook would like to perform a similar suvery among Facebook users. If a 90% confidence level is to be used and the desired conservative margin of error is 5%, what is the minimum sample size that would be required? No answer entered. Click above to enter an answer.
Question 1 Background : How do you get your news? Based on a large random sample of Twitter users, a recent study reported the following: "With 99% confidence, it has been estimated that somewhere between 45.8% and 58.2% of all Twitter users use this social media platform as their primary source of news." Question 1 Subquestions 1.a Provide an estimate of the population proportion of all Twitter users that use this social media platform as their primary source of news p = 0.52 p = 0.52 p = 0.458 p =.582
Transcribed Image Text:Question 1 Background : How do you get your news? Based on a large random sample of Twitter users, a recent study reported the following: "With 99% confidence, it has been estimated that somewhere between 45.8% and 58.2% of all Twitter users use this social media platform as their primary source of news." Question 1 Subquestions 1.a Provide an estimate of the population proportion of all Twitter users that use this social media platform as their primary source of news p = 0.52 p = 0.52 p = 0.458 p =.582
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