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Factors to Consider with Waiting Lines

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Questions and Answers

What is the term for the behavior of an arrival who decides to leave after viewing the service facility and the length of the line?

Balking (correct)

Patient arrival

Reneging

Impatient arrival

What is the recommended target server utilization level to avoid balking and reneging?

50 to 60 percent

70 to 80 percent (correct)

90 to 100 percent

80 to 90 percent

What type of arrival distribution is characterized by a constant rate of arrival?

Poisson distribution

Single batch distribution

Constant distribution

Exponential distribution (correct)

What is the term for the rule that determines the order in which customers are served?

Queue discipline Signup and view all the answers

What is the term for the behavior of an arrival who joins the queue but leaves after some period of time?

Reneging Signup and view all the answers

What is the primary component of a queuing system?

Waiting lines and servers Signup and view all the answers

What is the value of a mechanic's time saved by adding an additional parts clerk?

$343.62 Signup and view all the answers

What is the purpose of adding runners to deliver parts to mechanics?

To consider the added cost of lost time caused by errors in parts receipts Signup and view all the answers

What is the assumption made about the service processes in this chapter?

The service processes are independent Signup and view all the answers

What is the discipline of the queue in this waiting line problem?

FCFS (First-Come, First-Served) Signup and view all the answers

What is the arrival distribution assumed in this waiting line problem?

Exponential distribution Signup and view all the answers

What is the purpose of using computer simulation in waiting line problems?

To solve complex waiting line problems Signup and view all the answers

What does an infinite line refer to?

A line of vehicles backed up for miles at a bridge crossing Signup and view all the answers

In the context of waiting lines, what is the disadvantage of multiple lines in a busy facility?

Shifts in arrivals after observing short service times Signup and view all the answers

How is a single line different from multiple lines in a busy facility?

Single line forms in front of two or more servers Signup and view all the answers

How does limited line capacity impact the waiting line problem at gas stations, loading docks, and parking lots?

Physical space characteristics leading to constraints on line length Signup and view all the answers

What action might an arrival denied entry into a line at a busy facility take?

Rejoin the population for a later try or seek service elsewhere Signup and view all the answers

What complicates the waiting line problem in addition to service system utilization and waiting line computations?

Physical space characteristics and shape of arrival distribution Signup and view all the answers