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NARROWING THE RESEARCH PROBLEM
You have read how from a general topic we have arrived at the definition of the problem to be studied. Now we have to narrow it down further. The transformation of general topic into a workable problem is typically accomplished through a number of steps. Each step is a progress towards the goal of narrowing the scope of the problem to be studied and sharpening or defining the concepts.
As we move from the general topic of interest to a specific research problem we may find more than one potential problem areas. In this context, refer to the example given in section 9.6 of this practical. In this illustration you will find how from the general topic the topic has been defined and narrowed down. Let us now move on to the criteria which you should bear in mind while selecting a topic and thereby the research problem..
MEAN DEVIATION Mean deviation of a series is the arithmetic average of the deviations of various items from the median or mean of that series. Median is preferred
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
Sources of Hypothesis Hypothesis may be developed from various sources. Some of the important sources are the followings: 1. A Hypothesis Arises from Intuition
difference between simplex solution procedure for maximisation and minimisation
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Chi Square Test as a Test of Homogeneit The X 2 test of homogeneity is an extension of the chi square test of independence of attributes. It is designed to determine whet
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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.
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
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