Suppose That the Waiting Time for a License Plate Renewal

Multiple Choice

Suppose that the waiting time for a license plate renewal at a local office of a state motor vehicle department has been found to be normally distributed with a mean of 30 minutes and a standard deviation of 8 minutes. What is the probability that a randomly selected individual will have a waiting time between 15 and 45 minutes?

A) 1.00
B) .9699
C) .5000
D) .9392