The 2010 chevrolet camaro with an eight-cylinder engine and, Ask an Expert

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In its Fuel Economy Guide for model year 2010 vehicles, the Environmental Protection Agency gives data on 1101 vehicles. There are a number of high outliers, mainly hybrid gas-electric vehicles. If we ignore the vehicles identified as outliers, however, the combined city and highway gas mileage of the other 1082 vehicles is approximately Normal with mean 20.3 miles per gallon (mpg) and standard deviation 4.3 mpg.

The 2010 Chevrolet Camaro with an eight-cylinder engine and automatic transmission has a combined gas mileage of 19 mpg. What percent of all vehicles have better gas mileage than the Camaro?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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