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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.
Sample Survey Methods: If proposed investigation is done only on a part taken out of universe then it will be known as sample survey. This part of the universe is kno
what are the models of operational research?
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
Question 1 Explain Pre-Store opening activities and State at least 10 pre-store opening activities that should be ideally carried out in a retail store? Question 2 What ar
Individual User Interests: More specific information about users could cover the following: Subjects and associated interest - e.g. specific subjects, allied subjects;
In your own words, describe the special cases of integer programming and binary programming: what makes these problems different? Give an example of each, pointing out why they mus
Problem 1 Explain the key elements, which contribute to a sound and effective strategy. >>Explanation of following elements Market Consumers Competition Skil
The Association of Malawi Mechanics has commissioned a study to investigate the link between engine wear and mileage. The main focus of the study is to determine whether the mileag
1. Determination to enter a new territories. 2. To decide to enter a new market or not. 3. To determine how much production capacity to be builds up. 4. Helpful in
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