PREVIOUS ANSWERS ASWMSCI15 11.E.005. PRACTICE ANE ity library receives requests for assistance. Assume that a Poisson probability distribution with an arrival rate of 12 requests per hour can be used to describe the arrival pat ponential probability distribution with a service rate of 14 requests per hour. (Round your answers to four decimal places.) at no requests for assistance are in the system? ber of requests that will be waiting for service? ing time (in hours) before service begins? (in hours) at the reference desk (waiting time plus service time)? MY NOTES hat a new arrival has to wait for service? ASK YOUR TEACHER

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