The Average Waiting Time on a Thursday Night for a Table

question 26

Multiple Choice

The average waiting time on a Thursday night for a table at a popular Chinese restaurant is 30 minutes. If customers arrive at the rate of four per hour and both the service and arrival rates are Poisson distributed, what is the average service time?

• A)greater than 3 but less than 4 per hour
• B)greater than 4 but less than 5 per hour
• C)greater than 5 but less than 6 per hour
• D)cannot be determined from the information provided.

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Definitions:

Foramen Lacerum

A triangular opening located at the base of the skull, filled with cartilage, through which certain arteries and nerves pass.

Ethmoid Bone

A spongy bone located between the eyes that forms part of the nasal cavity and the orbits of the eyes.

Crista Galli

A vertical projection of the ethmoid bone in the skull, serving as an attachment point for the dura mater, the outermost membrane covering the brain.

Cribiform Plate

A part of the ethmoid bone in the skull with many small holes through which olfactory nerve fibers pass from the nasal cavity to the brain.