There Is a Tutoring Lab at a University That Holds

question 44

Short Answer

There is a tutoring lab at a university that holds 20 students.Due to the popularity of the 3 tutors, the lab is always at capacity.Each student approaches a tutor an average of 2 times per hour, and a tutor spends on average 5 minutes per question from a student.The service time follows an exponential distribution.
(a)What proportion of the time are the tutors busy?
(b)What is the average waiting time for students in queue?

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Definitions:

Extended Warranty

A service contract that extends the warranty period of a product beyond what is offered by the manufacturer.

Replacement Parts

Components that are substituted for the original parts of an item, often due to damage or wear.

Direct Strategy

A communication method that involves straightforwardly presenting the primary message at the beginning of the communication.

Indirect Strategy

A communication approach where the key message is not presented immediately but rather introduced after providing background information or explanations.