A new operations manager is evaluating several different stores and trying to understand the different metrics for individual stores. Enter probabilities as a decimal rather than a percentage.

In the Guelph store, customers arrive at the checkout counter at a rate of 20 customers per hour. The average checkout time is 85 seconds. What is the utilization in this store? Answer to 2 decimal places. In the Kitchener store the utilization is determined to be 0.80. What is the probability that there are zero customers either in line or being served? Answer to 2 decimal places.The utilization at the Windsor store is estimated to be 0.70. What is the probability that there are two or more customers at the checkout counter (either in line or being served)? Answer to two decimal places. The London store has a utilization of 0.60. What is the probability that there are 1 or 2 customers at the counter (in line or being served)? Answer to 2 decimal places. The Mississauga store has customers arrive every 85 seconds and average service rate of 60 customers per hour. What is the average number of customers waiting in line? Answer to 2 decimal places. The Hamilton store has an arrival rate of 35. If the store wanted the average time in the system to be 6 minutes, what would the service rate have to be? Answer to one decimal place. The Brantford store has a service rate of 55 customers per hour. What is the probability that checkout time will take between 1 and 3 minutes. Answer to three decimal places.