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Question:
(a) Distinguish between (i) a single-channel and a multiple-channel waiting line; (ii) a birth and a death process with regard to queueing theory.
(b) Explain briefly three common types of customer's behaviour.
(c) A tax consulting firm has three service stations in its office to receive customers who have complaints about their income, wealth and sales taxes. The average rate of arrivals is 7 customers per hour. Each tax adviser spends an irregular amount of time servicing arrivals which have been found to follow an exponential distribution.
The average service time is 15 minutes per customer. Find the
(i) traffic intensity. (ii) average number of customers in the system. (iii) average time a customer has to wait before he gets service.
how did operation research evolve
six operators are to be assigned to the 5 jobs with the cost of assignments
Six Operators are to be assigned to five jobs with the cost of assignment in Rs. given in the matrix below. Determine the optimal assignment. Which operator will have no assignment
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A paper mill produces two grades of paper viz., X and Y. Because of raw material restrictions, it cannot produce more than 400 tons of grade X paper and 300 tons of grade Y paper i
REPORT WRITING The final step in research is to report the study findings to those who authorized the investigation. The American marketing association is of the opinion t
EXPLAIN THE OR TECHNIQUES
Question 1 Discuss the types of measurement scales used in research Question 2 Identify the various ways of selecting a random sample Question 3 Discuss five advan
main components of linear programming
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