A fast-food company is developing a computer simu-lation involving arrival time at a drive-through restaurant. The distribution for arrival times is: Time Single-Digit Random Between Arrivals Probability Number Assigned 2 minutes 0.1 0 3 minutes 0.2 1, 2 4 minutes 0.3 3, 4, 5 5 minutes 0.4 6, 7, 8, 9 Six random numbers are selected to represent the arrival of six cars: 1, 6, 9, 0, 5, 6. What is the mean time between arrivals in this run of the simu-lation model?
A) 2 minutes.
B) 3 minutes.
C) 4 minutes.
D) 5 minutes.

Question

Quizplus · Accepted Answer

The random numbers 1, 6, 9, 0, 5, 6 correspond to arrival times of 3, 5, 4, 2, 4, 5 minutes, respectively. The mean time between arrivals is (3 + 5 + 4 + 2 + 4 + 5) / 5 = 4 minutes.

A Fast-Food Company Is Developing a Computer Simu-Lation Involving Arrival