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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.
Methods of Survey and Study: Some methods of collecting information about the organisation and about the information requirement of potential users are mentioned below. No si
Among other limitations of O. R the followings deserve mention: a. Basis: The operational researchers must be unbiased. An attempt to shoehorn result sin to a confirmation of ma
Importance of Normal Distribution Normal distribution plays a very important role in statistical theory and in particular in sampling theory. It has been found th
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
A paper mill produces two grades of paper viz., X & Y. Because of raw material restrictions, it cannot produce more 400 tons of grade X paper & 300 tons of grade Y paper in a week.
Cost- sampling decisons σ x¯ =S/√n Where is the standard error of he mean is the standard devaluation of the population and n is t
undertake the proposed research investigation in accordance with the agreed specification and procedures
Discuss the methodology of operation research
Presentation After the completion of any research project the concept techniques and results of the research projects should be presented to the audience of interes
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