QUESTION
an auto shop installs automobile tires on a first-come first-serve basis. the total time a customer needs to wait for the installation to be completed follows the normal distribution with a mean time of 106.3 minutes and a standard deviation of 18.5 minutes. What is the probability that a randomly selected will wait less than 100 minutes for his or her tires to be installed?
ANSWER:
Place an order in 3 easy steps. Takes less than 5 mins.