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In this method variables beings studied are controlled by the investigator. In other the effect of one variable is observed while other relevant variables are held constant.
This methods includes field experiment as well as laboratory experimentation. In field experiment the study is conducted b comparing experimental group with the control group. In laboratory experiment the investigator creates a situation with the exact conditions he wants to have and in which he controls some and manipulates other variables. He then observes and measures the effect of the manipulation of the independent variables on the dependent variables in a situation in which the operation of other relevant factors is held to a minimum.
one example
How can you integrate environmental concerns into production systems?
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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
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
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significance of operation research in modern management
Problems based on LPP when feasible region is unbounded. 1. Minimize z = 3x + 5y subject to constraints X + y ≥ 2 X + 3y ≥ 3 X, y ≥ 0 script
A company is planning its advertising strategy for the next year for its three major products.
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