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Sampling Decision
Sampling may be defined as the selection some part of an aggregate or totality on the basis of which a judgment or inference about the aggregate or totality is made.
In other words it is the process of obtaining information about an entire population by examining only a part of it. In most of research work and surveys the usual approach happens to be to make generalizations or to draw inferences based on samples about the parameters of population from which the samples are taken.
simple Size When a survey is undertaken and it is not possible to cover the entire population, the marketing researcher has to answer a basic question - how large s
Panel Sampling Here the initial samples are down on random basis and information from these is collected on regular basis. Itis semi permanent sample where members may
A certain type of machine breaks down at an average rate of 5/hour. the break down is in accordance with Poisson process.cost of idle machine hour is $15/hour. 2 repairmen Peter an
what is the methodology of operation research?
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
Each day you own 0 or 1 stocks of certain commodity. The price of the stock is a stochastic process that can be modeled as a Markov chain with transition rates as follows
Reports: Report literature is an important primary source of information, particularly for a research library. This new medium for communication of information came into bei
Goal Programming This provides a more realistic model. In a modern setting, profit maximization may not be the only objective of a business concern. Other objectives or goals c
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
what is the scope of operational research in india ? explain with the job names.
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