A Service Counter Employs Two Servers

question 24

Multiple Choice

A service counter employs two servers.On average,a server requires 8 minutes to process a customer and service times follow an exponential distribution.Customers arrive at the counter at the rate of 12 per hour according to a Poisson distribution.The probability that there are no customers in the system is

• A)0.800
• B)0.536
• C)0.369
• D)0.111

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Definitions:

Root Cause

The fundamental reason for the occurrence of a problem, which when resolved, prevents a recurrence of that problem.

Cost Drivers

Factors that cause a change in the cost of an activity, including production volume, labor hours, and machine hours.

Process Perspective

An approach focusing on the activities and workflows in an organization to improve processes and achieve strategic goals.

Traditional Approaches

Traditional approaches refer to conventional methods or techniques that have been historically used within a field or industry.