Question: A random variable follows the normal probability distribution with a

A random variable follows the normal probability distribution with a mean of 124 and a standard deviation of 27. What is the probability that a randomly selected value from this population
a. Is between 100 and 140?
b. Is between 130 and 170?
c. Is between 65 and 90?
d. Is between 120 and 180?

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  • CreatedJuly 17, 2015
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