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Mathematics, 08.04.2020 01:52 genyjoannerubiera

At the gas pump, the metering system is inspected once a month and is under strict standards. Assume you have been hired as one of these inspectors and you are to go to the Walmarts in one city and measure the amount pumped per fuel pump. Your take 40 one gallon samples. Given the average for the pumps is 1 gallon with a standard deviation of .03 gallons, what is the chance the sample average for the Walmart pumps is less than .98 gallons?

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At the gas pump, the metering system is inspected once a month and is under strict standards. Assume...

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