A researcher wishes to estimate, with 93% confidence, the percentage of people who own a home computer. A previous study shows that 45% of those interviewed had a computer at home. The researcher wishes to be accurate within 3% of the true percentage. Find the minimum sample size necessary.
A researcher wishes to estimate, with 93% confidence, the percentage of people who own a home computer. A previous study shows that 45% of those interviewed had a computer at home. The researcher wishes to be accurate within 3% of the true percentage. Find the minimum sample size necessary.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 3E
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A researcher wishes to estimate, with 93% confidence, the percentage of people who own a home computer. A previous study shows that 45% of those interviewed had a computer at home. The researcher wishes to be accurate within 3% of the true percentage. Find the minimum sample size necessary.
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