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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.
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
1: explain vogel''s approximation method? 2: explain optimality test?
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Usefulness of Correlation 1.Correlation is very useful to economists to study the relationship between variables like price and quantity demanded. To businessmen it
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what is process design? what are the factors that affects the process design?
CONCEPT AND NEED FOR INFORMATION: We shall look at the meaning, of information as also the meaning of other related words such as data, facts, intelligence, advice, knowledge
A company manufactures 2 kinds of hats. Each hat of the I type needs twice as much as labour time as the II type. The company can manufacture a sum of 500 hats a day. The market re
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