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  3. the mean gas mileage for a hybrid car is 57 miles

The mean gas mileage for a hybrid car is 57 miles per gallon Suppose that...

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The mean gas mileage for a hybrid car is 57 miles per gallon Suppose that the gasoline mileage is approximately normally distributed with a standard deviation of 3 5 miles per gallon a What proportion of hybrids gets over 60 miles per gallon b What proportion of hybrids gets 51 miles per gallon or less c What proportion of hybrids gets betwee 57 and 61 miles per gallon d What is the probability that a randomly selected hybrid gets less than 45 miles per gallon Click the icon to view a table of areas under the normal curve a The proportion of hybrids that gets over 60 miles per gallon is Round to four decimal places as needed

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