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The average age of doctors in a certain hospital is 490

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The average age of doctors in a certain hospital is 49.0 years old. suppose the distribution of ages is normal and has a standard deviation of 8.0 years. if 9 doctors are chosen at random for a committee, find the probability that the average age of those doctors is less than 49.8 years. Assume that the variable is normally distributed.

Reference no: EM13627840

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