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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 = 0.31.
You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p = 0.31. You would like to be 98% confident that your esimate is within 2% of the true population proportion. How large of a sample size is required?
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Auditing a business risk appraoch
Authors: larry e. rittenberg, bradley j. schwieger, karla m. johnston
6th Edition
