Mathematics, 14.04.2020 22:53, tayler1911

How many weeks of data must be randomly sampled to estimate the mean weekly sales of a new line of athletic footwear? We want 98% confidence that the sample mean is within $400 of the population mean, and the population standard deviation is known to be $1400.

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How many weeks of data must be randomly sampled to estimate the mean weekly sales of a new line of a...