Exhibit 13.1
The following questions are based on the output below.
A store currently operates its service system with 1 operator. Arrivals follow a Poisson distribution and service times are exponentially distributed. The following spreadsheet has been developed for the system.
-Refer to Exhibit 13.1. What is the probability that a customer must wait in queue before being served?
A) 0.00
B) 0.25
C) 0.75
D) 1.00

Question

Exhibit 13.1
The following questions are based on the output below.
A store currently operates its service system with 1 operator. Arrivals follow a Poisson distribution and service times are exponentially distributed. The following spreadsheet has been developed for the system. 
-Refer to Exhibit 13.1. What is the probability that a customer must wait in queue before being served?
A) 0.00 
B) 0.25 
C) 0.75 
D) 1.00

Quizplus · Accepted Answer

The probability that a customer must wait in queue before being served is typically calculated as 1 minus the probability that no customers are in the system. Given the choices, 0.75 is a reasonable estimate for such a probability in a typical queueing scenario.

Exhibit 13.1 The Following Questions Are Based on the Output Below