You want to obtain a sample to estimate a population proportion. At this point in time, you have no reasonable estimate for the population proportion. You would like to be 95% confident that your estimate is within 2% of the true population proportion. How large of a sample size is required? n = Do not round mid-calculation. However, use of a critical value rounded to three decimal places will suffice.
You want to obtain a sample to estimate a population proportion. At this point in time, you have no reasonable estimate for the population proportion. You would like to be 95% confident that your estimate is within 2% of the true population proportion. How large of a sample size is required? n = Do not round mid-calculation. However, use of a critical value rounded to three decimal places will suffice.
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter7: Applying Fractions
Section7.2: Proportions
Problem 47WE
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You want to obtain a sample to estimate a population proportion. At this point in time, you have no
reasonable estimate for the population proportion. You would like to be 95% confident that your estimate is
within 2% of the true population proportion. How large of a sample size is required?
n =
Do not round mid-calculation. However, use of a critical value rounded to three decimal places will suffice.
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