Pete's Market is a small local grocery store with one checkout counter.

Pete's Market is a small local grocery store with one checkout counter. Shoppers arrive at the checkout lane at an average rate of 15 customers per hour and the average order takes three minutes to ring up and bag. 

What Information would you develop to help Pete analyze the current operation? 

If Pete does not want the average time waiting for service to exceed five minutes, what would you tell him about the current system?