Q. The California border inspection station is considering the addition of a
second inspector. The vehicles would wait in one lane also then be directed to the first avail- able inspector. Arrival rates would remain the same (10 per minute) also the new inspector would process vehicles at the same rate as the first inspector (12 per minute)
a. Illustrate what would be the average length of the waiting line?
b. Illustrate what would be the average time which a vehicle must wait to get through the system?
If a second lane was added (one lane for each inspector):
c. Illustrate what would be the average length of the waiting line?
d. Illustrate what would be the average time which a vehicle must wait to get through the system?