ase Study:

The Acme Grocery Store is a medium$-$sized grocery store with $20$ checkout registers. The store is open from $7$am to $10$pm$,7$ days a week. The store manager is concerned about the long lines at the checkout registers during peak hours. The manager wants to determine the optimal number of registers and employees needed to minimize customer wait times.

Queuing and Simulation Questions:

The following queuing and simulation questions can be used to analyze the Acme Grocery Store checkout process in Excel:

What is the average arrival rate of customers at the checkout registers?

What is the average service rate of the checkout registers?

What is the average wait time for customers?

What is the probability that a customer will have to wait more than $5$ minutes?

What is the optimal number of registers and employees needed to minimize customer wait times?