The average age of doctors in a certain hospital is 46.0 years old. Suppose the distribution of ages is normal and has a standard deviation of 10.0 years. If 16 doctors are chosen at random for a committee, find the probability that the average age of those doctors is less than 47.8 years. Assume that the variable is normally distributed.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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The average age of doctors in a certain hospital is 46.0 years old. Suppose the distribution of ages is normal
and has a standard deviation of 10.0 years. If 16 doctors are chosen at random for a committee, find the
probability that the average age of those doctors is less than 47.8 years. Assume that the variable is normally
distributed. 

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