Using the following random number sequence: 92, 44, 15, 97, 21, 80, 38, 64, 74, 08, estimate the average customer waiting time, average idle time of the assistant, and the average time a car spends in the system

George Pourbabaee owns a gas station. The cars arrive at the gas station according to the following inter-arrival time distribution. The time to service a car is given by the following service time distribution.

Interarrival time (in minutes) P(X) Random Numbers Service Time (in minutes) P (X) Random Numbers
4 .35 00-34 2 .30 00-29
7 .25 35-59 4 .40 30-69
10 .30 60-89 6 .20 70-89
20 .10 90-99 8 .10 90-99


Answer: Average idle time: 23/5 = 4.6 minutes
Average waiting time = 7/5 = 1.4 minutes
Average time in the system = 6.2 minutes

Business

You might also like to view...

The term "goods" means products sold by wholesalers. The term "merchandise" refers to products sold by retailers. Thus, the two terms refer to different products

Indicate whether the statement is true or false

Business

Profit margin and gross margin are the same thing

Indicate whether the statement is true or false

Business

How did Edwards (1979) extend Braverman’s arguments about managerial control?

a. He argued that management would one day become labour b. He argued that one day labour would revolt against management and overthrow their oppressors c. He argued that management could control labour indirectly through machinery and technology d. Both a and b

Business

The first ten amendments to the U.S. Constitution are collectively known as the ________

A) Due Process Clause B) Privileges Clause C) Bill of Rights D) Articles of Confederation

Business