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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.
Solve the following Linear Programming Problem using Simple method. Maximize Z= 3x1 + 2X2 Subject to the constraints: X1+ X2 = 4 X1 - X2 = 2 X1, X2 = 0
vogels
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.
Uses of Mean Deviation Mean Deviation is rarely being used as a measure of dispersion. But due to easy and simplicity in calculation. It is rather useful in busin
Profitable Casino Corp. (PCC) is a Harrah's wannabe, intent on mimicking Harrah's analytical marketing techniques. For example, PCC issues virtually all gamers a PCC "Rewards" car
if there were n workers and n jobs there would be
Question 1 What is intrinsic quality? Explain key dimensions of a quality product or service Question 2 Explain any five sources of standards Question 3 What is Critical
Coding and Retrieval If all your data are word processed on in some other computer readable form it will be possible for your primary documents to be accessed d
Characteristics a. Discrete Distribution: Like binomial distribution it is also a discrete probability i e, occurrences can be described by a random variable. b.
Rank Methods Spearman s When the variables under consideration are not capable of quantitative measurement but can be arranged in serial order( ranks) we find correla
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