Question: (10 marks) QUESTION 7 a) Discuss the five (5) essential features of queing systems. (10 marks) b) Starbuck drive through window at Rawang receives customers

(10 marks) QUESTION 7 a) Discuss the five (5)

(10 marks) QUESTION 7 a) Discuss the five (5) essential features of queing systems. (10 marks) b) Starbuck drive through window at Rawang receives customers at the rate of 4 every 10 minutes. The average service time is 2 minutes. The poisson distribution as appropriate for the arrival rate and service time are exponentially distributed. Calculate the following: i) The average time a car in the system. (2 marks) ii) The average number of cars in the system. (2 marks) I) The average number of cars waiting to receive service, (2 marks) iv) The average time a car is in the queue. (2 marks) v) Probability that there are no cars at the window (2 marks) END OF QUESTION PAPER Hak Cipta Universiti Teknologi MARA CONFIDENTIAL

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