EXAMPLE 1:CALCULATING THE PROBABILITY OF CUSTOMER ARRIVALSGiven:The probability that four customers will arrive in any hour is:Management is redesigning the process in a large department store. Accommodating four customers is imporarrive at the desk at the rate of two customers per hour. What is the probability that four customers will arriveλ= 2 customersarrival ratee = 2.7183standard T = 1 hour time periodn = 4 customers?=Probability ofarrivals attime period._??????
rtant. Customers e any hour?the space ty that four e customers should be analysis on service
EXAMPLE 2:CALCULATING THE SERVICE TIME PROBABILITYManagement needs to determine whether more training is needed for the customer service clerk. The clerk aservice desk can service three customers per hour. What is the probability that a customer will require less th