QUESTION 17 information for Problems 17-20. New York City Yellow Taxi company hn
ID: 435242 • Letter: Q
Question
QUESTION 17 information for Problems 17-20. New York City Yellow Taxi company hne acre comads own parare which has a repair person on duty at all times. The average time required to service a taxi car is 16 has 19 taxi cars that operate 24 hours per day. A taxi car requires service hours (exponentiaily distributed), I have computed the erage ? co drg to an exponential dtribution The serwes doneat the company's own Rarage which has a repor probabsdlity of no car being serviced at the garage to be 0.40875, Which queueing system model is appropriate for thies problem? O M/M/1 queue MMa's queue MAMAIC (finite capacity) MMIFp dinite population queue) QUESTION 18 On average, how many taxi cars are not available for use at any one time 1.135 cars 0.817 cars 1.402 cars 0 1.262 cars QUESTION 19 What is the average time a taxi car is not available for use? 1.423 days O 1.508 days 1.152 days Proctoria is sharing your screen Stop sharing 8 7 3 5 6 8Explanation / Answer
17. option A is the right asnwer, M/M/1 que system is suitable to repair the cars
18. the average repair time is 16 hours, and the available repair hours are 24, then the number of cars do not available are 1. 262, hence option D is the right answer
19. option C is the right answer
20. option B is the right answer