Suppose that in the large population of able-bodied college men the time to run a mile has mean
7.11 minutes and standard deviation of 0.739 minutes. Suppose these times have a normal
distribution. choose a random sample of 20 college men. What is the probability that their
average time for the mile is 7 minutes or less?
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Step-by-step explanation:
exactly 7 minutes for themile
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