Question: Suppose x is a normally distributed random variable with a mean of 23 and a standard deviation of 5. The probability that x is less

Suppose xis a normally distributed random variable with a mean of 23 and a standard deviation of 5. The probability that x is less than 8.7 is _____.

a. 0.9979
b. 0.4979
c. 0.0021

d. 0

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