The monthly expenditures on food by single adults living in one neighborhood of Los Angeles are normally distributed


The monthly expenditures on food by single adults living in one neighborhood of Los Angeles are normally distributed

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The monthly expenditures on food by single adults living in one neighborhood of Los Angeles are normally distributed with a mean of $ 370

and a standard deviation of $ 40.Determine the percentage of samples of size 16 that will have mean monthly expenditures on food within $ 18

of the population mean expenditure of​ $370. Round to two decimal places.

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