railway RRB JE (CBT I + CBT II) Mock Test 2024 Industrial Engineering Operations Research Queueing Theory
For a M/M/I/∞/∞/FCFS queue model, the mean arrival rate is equal to 10 per hour and the mean service rate is 15 per hour. The expected queue length is
1
1.33
2
1.53
3
2.75
4
3.20