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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.
These models have been developed to establish a trade off between costs of providing and the waiting time of a customer in the queuing system. Constructing a model entails desc
Explain the classification of models 1. Classification by function or uses 2. Classification by degree of qualification 3. Classification by physical characteristics 4. Classidicat
Limitation The report should also point out the main limitation of the research reported therein. This will be helpful to the reader who can form his own opinion
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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
nass food produces to kinds of popular dark chocolate bars.the banana and coffee. the banana bar costs 0.22 to make and sells of 0.35, where as the coffee bar costs 0.40 to make an
scope of operation research\
Significance of operation research
Model building is the essence of operation research approach. Comment
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.
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