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

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Definitions:

Fluid Intelligence

The ability to think abstractly, reason, identify patterns, and solve novel problems.

Crystallized Intelligence

The ability to use learned knowledge and experience, often increasing with age, in contrast to fluid intelligence.

Triarchic Theory

Robert Sternberg's theory of intelligence, which includes analytical, creative, and practical components.

Sternberg's Factors

Components of intelligence according to Robert Sternberg, typically including analytical, creative, and practical aspects.