Mathematics, 25.03.2021 23:00 joshbee2014
You want to obtain a sample to estimate a population mean. Based on previous evidence, you believe the population standard deviation is approximately σ=36.6. You would like to be 90% confident that your esimate is within 4 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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