You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p∗=31%. You would like to be 99% confident that your esimate is within 5% of the true population proportion. How large of a sample size is required? n = Do not round mid-calculation. However, use a critical value accurate to three decimal places.
You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p∗=31%. You would like to be 99% confident that your esimate is within 5% of the true population proportion. How large of a sample size is required? n = Do not round mid-calculation. However, use a critical value accurate to three decimal places.
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter11: Data Analysis And Displays
Section: Chapter Questions
Problem 10CT
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You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p∗=31%. You would like to be 99% confident that your esimate is within 5% of the true population proportion. How large of a sample size is required?
n =
Do not round mid-calculation. However, use a critical value accurate to three decimal places.
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