# Question

A random variable follows the normal probability distribution with a mean of 80 and a standard deviation of 20. What is the probability that a randomly selected value from this population

a. Is less than 90?

b. Is less than 65?

c. Is more than 110?

d. Is more than 40?

a. Is less than 90?

b. Is less than 65?

c. Is more than 110?

d. Is more than 40?

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