Question: 6. (5 marks) The reference desk at a library receives request for assistance at an average rate of 9 per hour (Poisson distribution). There is

6. (5 marks) The reference desk at a library

6. (5 marks) The reference desk at a library receives request for assistance at an average rate of 9 per hour (Poisson distribution). There is only one librarian at the reference desk, and he can serve customers in an average of 6 minutes (exponential distribution). What are the measures of performance for this system (P, L, LO, W, W.)? 6. (5 marks) The reference desk at a library receives request for assistance at an average rate of 9 per hour (Poisson distribution). There is only one librarian at the reference desk, and he can serve customers in an average of 6 minutes (exponential distribution). What are the measures of performance for this system (P, L, LO, W, W.)

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