Pew Research conducted a study in 2018 to estimate the percentage of Americans who do not use

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Pew Research conducted a study in 2018 to estimate the percentage of Americans who do not use the Internet.

a. If a 95% confidence level is used, how many people should be included in the survey if the researchers wanted to have a margin of error of 6%?

b. How would the sample size change if the researchers wanted to estimate the percentage with a margin of error of 4%?

c. What is the relationship between the size of the margin of error and the sample size?

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Introductory Statistics Exploring The World Through Data

ISBN: 9780135163146

3rd Edition

Authors: Robert Gould, Rebecca Wong, Colleen N. Ryan

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Question Posted: Jul 14, 2021 03:54 AM

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Pew Research conducted a study in 2018 to estimate the percentage of Americans who do not use

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a If a 95 confidence level is used the researchers would need a sample size of 196...View the full answer

Introductory Statistics Exploring The World Through Data

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