In determining automobile mileage ratings, it was found that the mpg in the city for a certain model is normally distributed, with a mean of 28 mpg and a standard deviation of 1.9 mpg. Suppose that the car manufacturer samples six cars from its assembly line and tests them for mileage ratings.<\/p>
a.<\/strong> What is the distribution of the mean mpg for the sample?<\/p> b.<\/strong> What is the probability that the mean mpg of the sample will be greater than 29 mpg?<\/p> c.<\/strong> What is the probability that the mean mpg of the sample will be less than 27.5 mpg?<\/p>",
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