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daliqiqi daliqiqi
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6 years ago
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. On average, how long does it take to service each student?
  A) 1 minute
  B) 2 minutes
  C) 3 minutes
  D) 5 minutes
  E) 20 minutes
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nopronopro
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daliqiqi Author
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6 years ago
Just got PERFECT on my quiz
Shassta22
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Yesterday
This helped my grade so much Perfect
nadiia
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2 hours ago
Good timing, thanks!
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