Sampling distributions

timer Asked: Mar 5th, 2015

Question description

The braking distances (from 60 miles per hour to a complete stop on dry pavement) of a car are normally distributed, with a mean of 136 feet and a standard deviation of 4.66 feet. If a random sample of size 15 is drawn from the population.

Find the mean (parent population) and the standard deviation of the sampling distribution and then sketch what the sample means.

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