The service sector comprises a dominant segment of the economy. Customer satisfaction, a measure of quality, is based on the degree of difference between expected quality and the actual level of quality experienced. Expected level of quality is influenced by customer perception of quality, which...

A major US bank has determined that none of its customers should have to wait more than three minutes for service. Presents a procedure that helps management allocate tellers to prevent any customer waiting time from exceeding the three‐minute limit. Uses X¯ and s charts to monitor the...