15 Third Question: Grade Customers arrive at a watch repair shop according to a Poisson process at rate of one per every
Posted: Tue Sep 07, 2021 7:54 am
15 Third Question: Grade Customers arrive at a watch repair shop according to a Poisson process at rate of one per every 10 minutes, and the service time is an exponential random variable with mean 8 minutes. 1. Find the average number of customers. 2. The average time a customer spends in the shop. 3. The average time a customer spends in waiting for service.