Mathematics, 24.04.2021 14:00, abbypark0804

A study finds that the number of gallons of water used each month per household in a residential neighborhood are normally distributed with a mean of 470 gallons and a
standard deviation of 50 gallons. A household is randomly selected. What is the
probability that the household uses 480 gallons of water or less per month?

Answers: 3

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A study finds that the number of gallons of water used each month per household in a residential n...