A Certain Model of Automobile Has Its Gas Mileage (In

question 79

Multiple Choice

A certain model of automobile has its gas mileage (in miles per gallon, or mpg) normally distributed, with a mean of 40 mpg and a standard deviation of 4 mpg. Find the probability that a car selected at random has gas mileage greater than 50 mpg. Use a table of the standard normal distribution to solve the problem. Round your answer to four decimal places. ​

• A)​0.9938
• B)​0.0062
• C)​0.9907
• D)​0.4938
• E)​0.0169

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