Q.2: A bank has one drive-in teller. The time between arrivals and the service-time distributions follow: Time Between Arrival (Minutes) Probability Service Time (Minutes) 0 1 2 07 20% 30% 40% 10% Probability 30% 40% 30% 2 Simulate the operation for 10 new customers. Assume that initially no customer in the bank. Calculate Average time customer spends in the bank. (Use spreadsheet) Q.2: A bank has one drive-in teller. The time between arrivals and the service-time distributions follow: Time Between Arrival (Minutes) Probability Service Time (Minutes) 0 1 2 07 20% 30% 40% 10% Probability 30% 40% 30% 2 Simulate the operation for 10 new customers. Assume that initially no customer in the bank. Calculate Average time customer spends in the bank. (Use spreadsheet)