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In research methodology we not only discuss the research methods but also consider the logic behind the method we use in the context of our research study and explain why we using a particular methods or techniques and why we are not using others. When we study research methodology concerning a research problem or study a number of questions are answered such as:
a. Why a research study has been defined,b. How the research problem has been undertaken c. In what way the hypothesis has been formulated.d. What data have been collected and what particular method has been adopted,e. Why particular techniques of analyzing data has been used
In large sized linear programming problems, the solution cannot be obtained by the graphical method and hence a more systematic method has to be developed to find
Inventory models deal with the problem of determination of how much to order at a point in time and when to place an order. The main objective is to minimize the sum of three
Machine Tabulation This methods of tabulating information is generally used in case of extensive large scale surveys. Mechanical sorting and tabulating equipments and su
disadvantages of model in 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
Trade Literature: Trade literature consists of documents that give information on the processes and materials involved in the manufacture of a product, various types of produc
significance and scope of operation research
Disadvantages of Mode a.It is ill defined. b.It is indefinite and it is some cases impossible to find a definite value. c.It is not based on all observation. So i
ABC Bank faces a decision to hire two clerks or lease two automatic teller machines. Service rates of clerk 1 and clerk 2 are 41 customers per hour and 36 customers per hour respec
Simple Line Graphs a. Simple Histogram A simple histogram is a techniques used plotting a time series on the graph paper. The data are arranged according to the time
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