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
C
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CleanClothes dry cleaners is opening a pick-up and delivery service. There is only one other dry cleaner that currently offers this service
To advertise, CleanClothes is considering either newspaper ads or attaching flyers to the doors of many local homes. The payoff for each of CleanClothes' potential strategies is given in the table below. What strategy will CleanClothes (X) play? Y1 (newspaper ads) Y2 (flyers) X1 (newspaper ads) 52 37 X2 (flyers) 26 18 A) X1 B) X2 C) Y1 D) Y2 E) Not enough information given
The world's largest banks exchange currencies at spot and forward rates in the ________
A) International Finance Corporation B) Eurocurrency market C) interbank market D) World Bank