A new office park opened in York, PA and Neve Commercial Bank experience a huge surge in business. The average number of customers arriving per hour TRIPLED (change your lambda value). The bank owner wants to determine the optimal number of tellers to schedule to work.
(g) What is the minimum number of tellers that must be scheduled so the bank remains a FEASIBLE system? Type equation and answer here.
(h) If a bank teller represents a cost of $15 per hour and customer waiting time represents a cost of $20 per hour for each customer waiting in line (not being served, just waiting -- this value was estimated based on the manager’s predicted value of lost customers due to excessive waits), from a quantitative perspective determine how many tellers should Neve Commercial Bank schedule to work on the morning shift. (HINT: Create a cost analysis). Based on your cost analysis and your managerial perspective, what is the number of tellers that you would recommend? Why? Type answer here.