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Poisson arrivals and exponential service times

Assuming poisson arrivals and exponential service times, find the
a. average number of cars in line.
b. average time a car waits before it is washed.
c. average time a car spends in the service system.
d. utilization rate of the car wash.
e. probability that no cars are in the system.

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Assuming that there are 3 car wash servers and a service rate of 5 cars ...

Solution Summary

Poisson arrival and exponential service times are examined in the solution. The average number of cars in a line are determined.