Students Arrive Randomly at the Help Desk of the Computer

question 112

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. A student has just entered the system. How long is she expected to stay in the system?

• A) 0.125 minute
• B) 0.9 minute
• C) 1.5 minutes
• D) 7.5 minutes
• E) 0.075 hour

Interpret and analyze sales data and other business-related figures through percentages and ratios.

Apply understanding of ratios and proportions to various real-life business and economics contexts including partnership and investment scenarios.

Calculate the impact of financial changes and investments over time considering ratios.

Understand the proportionate distribution of funds among multiple parties.

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Definitions:

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Always Will Be

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Refers to the manner in which a person's hair is cut, styled, and arranged, often serving as an expression of personal or cultural identity.