A single server queuing system with a Poisson arrival rate and exponential service time has an average arrival rate of 5 customers per hour and an average service rate of 14 customers per hour. What is the probability that a customer waits 5 minutes or more in the line? a. 0.1687 Ob. 0.6429 Oc 0.8313 Od 0.3571 The goal of queuing analysis is to minimize the length of customer waiting lines. Select one: O True O False