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Using Software for Analysis Grouping and Displaying Data to Convey Meaning
Computer software packages are available for applications of various statistical techniques like correlation coefficients regression multivariate analysis and the like. They facilitate complex analysis with great ease and tremendous speed. It is not always necessary for researchers to know computer languages or to write programs. They just have to learn how to use the appropriate programs as per the instructions contained in them.
Computer can be used for generating formal models of social systems for simulating the behaviour of persons groups of nations and for retrieving large amounts of documentary materials such as abstracts of journal articles.
The availability of computer has shifted the emphasis in social sciences from the study of univariate and bihvariate problems to the study of multivariate problems. To be efficient predictors social science theories generally need to be stated in multivariate terms. Before computer utilities multivariate technique were so tedious that they were not commonly used. The computer have now made these techniques accessible and practical and the potential uses of computer for research analyses stagger the imagination.
disadvantages of modeling in operational research
Mode of Presentation A strategy needs to be chalked out for a satisfactory rendering of the topic. The man oeuvres are going t vary with a change in the manner of
Demerits a.It cannot be used in the case of bi variate distribution. b.If the numbers of items are greater than say 30, the calculation becomes tedious and requ
explain the significant and scope of operation research in scientific management
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line drawn as Y=C+1075x, when x was 2, and y was 239, given that y intercept was 11. calculate the residualon..
Operation research is only a Tool of Analysis and Not the Complete Decision making Process: It should always be kept in mind that O. R alone cannot make the final decision . it
#questA 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 p
RANGE Range is the difference between the highest and the lowest value is series. This is the simplest absolute measure of dispersion. Symbolically : R= L- S
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