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The incomes in a certain large population of college teachers have a Normal distribution with...

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The incomes in a certain large population of college teachers have a Normal distribution with mean 75 000 and standard deviation 10 000 Sixteen teachers are selected at random from this population to serve on a committee What is the probability that their average salary is more than 77 500 OA 0 1587 OB 0 0228 OC 0 8413 O D essentially 0

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