Note: This Question Requires the Use of the Queueing Simulator

question 18

Multiple Choice

Note: This question requires the use of the Queueing Simulator spreadsheet in Excel. Use the queueing simulator to simulate a queueing system with 2 servers, exponential interarrival times with a mean of 20 seconds and constant service times of 35 seconds. Use a simulation run length of 10,000 arrivals. If you observe the system at a random time, what is the probability that there will be 3 or more customers waiting in line?

• A) 0.2
• B) 0.4
• C) 0.7
• D) 0.9
• E) 0.99

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Definitions:

Identify Odors

The ability to perceive and distinguish different scents or smells, an important aspect of sensory function.

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Hairs located within the nose that filter and protect the nasal passages from inhalation of foreign particles.

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The destruction of tooth enamel, leading to cavities, infection, and potentially tooth loss, caused by bacterial action.