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Question:
(a) Discuss briefly the four basic components of any queueing system.
(b) Explain what you understand by the following models:
(i) (M| M | 1 : N | FCFS)
(ii) (M| M | S : ∞| SIRO)
(iii) (M| Ek | 1 : ∞ | FCFS)
(c) A supermarket has two ladies at the sales counters. Given that the service for each customer is exponential with mean 6 minutes and customers arrive in a Poisson fashion at the counter at the rate of 15 per hour, Determine
(i) the expected percentage of idle time for each lady at the sales counter.
(ii) The probability of having to wait for service.
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
how to use the hungarian method
#q 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 pape
Level of Significance In testing a given hypothesis the maximum probability with which we would be willing to take risk is called level of significance of the test.
3 In a rectangular game, pay-off matrix of player A is as follows:
model building is the essence of the operational research discuss
methodology of operation research
One Sample Tests The one sample test is applied to a situation where only a single sample ( one sample) is taken from a population in this test the researcher may be tak
EXPLAIN THE OR TECHNIQUES
Operation research is only a Tool of Analysis and Not the Complete Decision making Process: It should always be kept in mind that O. R alone cannot make the final decision . it
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