In a survey, the planning value for the population proportion is p* = 0.25. How large a sample should be taken to provide a 95% confidence interval with a margin of error of 0.03? Round your answer up to the next whole number.

Essentials of Business Analytics (MindTap Course List)
2nd Edition
ISBN:9781305627734
Author:Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson
Publisher:Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson
Chapter2: Descriptive Statistics
Section: Chapter Questions
Problem 13P: Consider a sample with data values of 10, 20, 12, 17, and 16. a. Compute the mean and median. b....
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In a survey, the planning value for the population proportion is p* = 0.25. How
large a sample should be taken to provide a 95% confidence interval with a
margin of error of 0.03? Round your answer up to the next whole number.
Transcribed Image Text:In a survey, the planning value for the population proportion is p* = 0.25. How large a sample should be taken to provide a 95% confidence interval with a margin of error of 0.03? Round your answer up to the next whole number.
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