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6.1 7 Determine the minimum sample size required when you want to be 90% confident that the sample mean is within one unit of the

6.1 7

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Determine the minimum sample size required when you want to be 90% confident that the sample mean is within one unit of the population mean and o = 16.9. Assume the population is normally distributed A 90% confidence level requires a sample size of (Round up to the nearest whole number as needed.)

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