A toll tunnel has decided to experiment with the use of a debit card for the collection of tolls. Initially, only one lane will be used. Cars are estimated to arrive at this experimental lane at the rate of 750 per hour. It will take exactly four seconds to verify the debit card. a. In how much time would you expect the customer to wait in line, pay with the debit card, and leave? (Do not round intermediate calculations.) Average total time seconds b. How many cars would you expect to see in the system? (Round your answer to 2 decimal places.) Average number in system cars
A toll tunnel has decided to experiment with the use of a debit card for the collection of tolls. Initially, only one lane will be used. Cars are estimated to arrive at this experimental lane at the rate of 750 per hour. It will take exactly four seconds to verify the debit card. a. In how much time would you expect the customer to wait in line, pay with the debit card, and leave? (Do not round intermediate calculations.) Average total time seconds b. How many cars would you expect to see in the system? (Round your answer to 2 decimal places.) Average number in system cars
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter12: Queueing Models
Section12.5: Analytic Steady-state Queueing Models
Problem 9P
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