8th Edition

ISBN: 9781337558075

Author: Charles Henry Brase, Corrinne Pellillo Brase

Publisher: Cengage Learning

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A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

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Textbook Question

Chapter 8, Problem 14CR

Telephone Interviews: Survey How large a sample is needed in Problem 13 if we wish to be 95 % confident that the sample percentage of those equating success with personal satisfaction is within 1 % of the population percentage? Hint: Use p ≈ 0.52 as a preliminary estimate.

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Chapter 8, Problem 13CR

Chapter 8, Problem 15CR

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Chapter 8 Solutions

Understanding Basic Statistics

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Telephone Interviews: Survey How large a sample is needed in Problem 13 if we wish to be 95 % confident that the sample percentage of those equating success with personal satisfaction is within 1 % of the population percentage? Hint: Use p ≈ 0.52 as a preliminary estimate.

Solution Summary: The author explains the sample size needed in problem 13, if we wish to be 95% confident that sample percentage of those equating success with personal satisfaction is within 1% of population percentage

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Chapter 8 Solutions