What is average number of customers in system

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Given the following Operating Characteristics from a queuing model with time units specified in hours, answer the five questions:

Po          = 0.4000

Lq          = 0.9000

L             = 1.5000

Wq        = 0.2000

W           = 0.3000

Pw         = 0.6000

1. What is the average time, in minutes, a customer waits in line before being served?

2. What is the average time, in minutes, a customer spends waiting and being served?

3. What is the average number of customers in the system?

4. What is the probability that there are no customers in the system?

5. If the system serves a customer every 4 minutes, what is the service rate?

Reference no: EM132205305

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