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Methods is a tool or a techniques used to collect data. It is procedure for obtaining knowledge based on empirical observation and logical reasoning.
Field Study Methods: This is the methods which involves direct study of field situations. The field study is concerned with a thorough account of the processes under investigation ( say study of poverty and unemployment in the village) than with their typically in a large universe. In field study methods subjects are observed under their usual environmental conditions of life rather than under laboratory conditions. The subjects may or may not be aware of beings observed. Often interview are used in this methods.
Minimize: 60P + 120Q Subject to: 2P + 3Q >10 P + 4Q >12 P, Q> 0
maximum 3x1+x2+x3-x4 subject to x1+5x2+3x3+4x4 x1+x2=-1 x3+x4
Higher Order Table When three or more characteristics are represented in the same table such a table is called higher order table. The need for such a table arises
A DRUG MANUFACTURER produces 2 products X1 and X2.X1 needs 2 hours on machine A AND 2 HOURS ON MACHINE B.X2 needs 3 hours on machine A and 1 hour on machine B.If machine A can run
Six Operators are to be assigned to five jobs with the cost of assignment in Rs. given in the matrix below. Determine the optimal assignment. Which operator will have no assignment
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
QUESTION a) "Organizations have to change only because changes in their external environments force them to change." Discuss b) What restraining forces may block the impleme
state phases of operations research and and their importance in solving problems
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 are the objectives of operation research?
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