Question: 8.3 Minimum Sample Size for Proportion (Z-table) You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the
8.3 Minimum Sample Size for Proportion (Z-table) You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 33%. You would like to be 90% confident that your estimate is within 1.5% of the true population proportion. How large of a sample size is required? n = Round up to the next whole number.
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