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In: Statistics and Probability

Trucks in a delivery fleet travel a mean of 120 miles per day with a standard...

Trucks in a delivery fleet travel a mean of 120 miles per day with a standard deviation of 18 miles per day. The mileage per day is distributed normally. Find the probability that a truck drives less than 132 miles in a day. Round your answer to four decimal places.

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Expert Solution

Let "X" be truck mileage per day.

Refer Standard normal table/Z-table to find the probability or use excel formula "=NORM.S.DIST(0.6667, TRUE)" to find the probability.

orchestra answered 2 years ago
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