COMM 225 Test bank Chapter 5-Service Design Concordia University questions and answers
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Course
COMM 225
Institution
Concordia University (
)
COMM 225 Test bank Chapter 5-Service Design Concordia University questions and answers
True/False
1. The tradeoff between the cost of improved service and the cost of
making customers wait provides the basis of waiting line analysis.
Ans: True
Difficulty: Easy
Feedback: Waiting Line Analysi...
COMM 225 Test bank Chapter 5-Service Design Concordia
University 2024-2025 questions and answers
File: ch5,
True/False
1. The tradeoff between the cost of improved service and the cost of
making customers wait provides the basis of waiting line analysis.
Ans: True
Difficulty: Easy
Feedback: Waiting Line Analysis for Service Improvement
2. A single waiting line model can be applied to every type of waiting line system.
Ans: False
Difficulty: Easy
Feedback: Waiting Line Analysis for Service Improvement
3. Waiting lines form only when service operations are understaffed.
Ans: False
Difficulty: Easy
Feedback: Waiting Line Analysis for Service Improvement
4. Waiting lines form because customers arrival times and service times are
not always equal.
Ans: True
,Difficulty: Easy
Feedback: Waiting Line Analysis for Service Improvement
5. The calling [population is the source of customers used in waiting line analysis.
, Ans: True
Difficulty: Easy
Feedback: Waiting Line Analysis for Service Improvement
6. The number of arrivals per unit time to a service facility is often described by a
Poisson distribution.
Ans: True Difficulty:
Moderate
Feedback: Waiting Line Analysis for Service Improvement
7. Balking occurs when a customer waiting in a line moves from one line to
another because he believes it is moving faster.
Ans: False Difficulty:
Moderate
Feedback: Waiting Line Analysis for Service Improvement
8. The negative exponential distribution is the probability distribution s
most commonly used to describe service times.
Ans: True Difficulty:
Moderate
Feedback: Tools for service design
9. If service times are exponentially distributed then service rates are
normally distributed.
Ans: False Difficulty:
Moderate
Feedback: Waiting Line Analysis for Service Improvement
10. If the average service rate is smaller than the average aeeival rate an
infinitely large waiting line (queue) will form.
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