Mathematics, 09.04.2021 04:20 Geo777
You want to obtain a sample to estimate a population mean. Based on previous evidence, you believe the population standard deviation is approximately Ο = 31.5 . You would like to be 95% confident that your esimate is within 0.5 of the true population mean. How large of a sample size is required?
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You want to obtain a sample to estimate a population mean. Based on previous evidence, you believe t...
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