consider a single server queuing system with arrival and service details as under: Interatrial times(minutes)3,2,6,2,4,5 Service times(minutes)2,5,5,8,4,5 The first customer arrives at time 0.

perform hand simulation . Stop simulation when clock reaches 20. At the end of simulation run calculate the following measures of performance: 1) Average waiting Time in queue 2)Time average number in queue 3)Utilization of server