Note: This Question Requires the Use of the Queueing Simulator

Multiple Choice

Note: This question requires the use of the Queueing Simulator spreadsheet in Excel. Use the queueing simulator to simulate a queueing system with 3 servers, uniform interarrival times between 20 and 50 seconds and exponential service times with an average of 75 seconds. Use a simulation run length of 10,000 arrivals. If you observe the system at a random time, what is the probability that there will be 4 or more customers waiting in line?

A) 0.2
B) 0.4
C) 0.6
D) 0.8
E) 0.9