Exhibit 13.1 The Following Questions Are Based on the Output Below

Multiple Choice

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