Students Arrive Randomly at the Help Desk of the Computer

question 85

Multiple Choice

Students arrive randomly at the help desk of the computer lab. There is only one service agent, and the time required for inquiry varies from student to student. Arrival rates have been found to follow the Poisson distribution, and the service times follow the negative exponential distribution. The average arrival rate is 12 students per hour, and the average service rate is 20 students per hour. What is the average service time for this problem?

• A) 1 minute
• B) 2 minutes
• C) 3 minutes
• D) 5 minutes
• E) 20 minutes

---

Definitions:

Divergent Thinking

An approach or technique aimed at producing innovative ideas through the examination of numerous potential answers.

Electronic Brainstorming

A collaborative idea generation process conducted via electronic platforms, allowing participants to contribute ideas anonymously to overcome social inhibitions and foster creativity.

Anonymity

The condition of being anonymous, where an individual's identity is not known or disclosed.

Intact Teams

Established teams with stable membership that remain together over time, maintaining continuity in their objectives and processes.