The average age of doctors in a certain hospital is 42.0 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 43.0
years. Assume that the variable is normally distributed
PS: Can someone please show how to do it on a normal distribution curve??
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