The average age of doctors in a certain hospital is 47.0 years old. Suppose the distribution of
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The average age of doctors in a certain hospital is 47.0 years old. Suppose the distribution of ages is normal and has a standard deviation of 6.0 years.
If 25 doctors are chosen at random for a committee, find the probability that the average age of those doctors is less than 47.5 years. Assume that the variable is normally distributed.
Related Book For
Probability and Statistics
ISBN: 978-0321500465
4th edition
Authors: Morris H. DeGroot, Mark J. Schervish
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