Asked by luiz
the average of USA university vice chancellors are normally distributed with mean 57 and variance 225.if a vice chancellor is chosen at randon what is the probability that his/her age is
(a):more than 52years
[b):less than 48years
(c):between 40 and 64 years
#so much
(a):more than 52years
[b):less than 48years
(c):between 40 and 64 years
#so much
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