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Category > Math Posted 20 Aug 2017 My Price 5.00

Weights of women in one age group are normally distributed with a standard deviation sigma of 28 lb.

Weights of women in one age group are normally distributed with a standard deviation sigma σ of 28lb. A researcher wishes to estimate the mean weight of all women in this age group. Find how large a sample must be drawn in order to be 90 percent confident that the sample mean will not differ from the population mean by more than 3.9.

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Martinakom
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Status NEW Posted 20 Aug 2017 12:08 PM My Price 5.00

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