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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.
Level of Significance In testing a given hypothesis the maximum probability with which we would be willing to take risk is called level of significance of the test.
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 ot grade Y paper in
Profitable Casino Corp. (PCC) is a Harrah's wannabe, intent on mimicking Harrah's analytical marketing techniques. For example, PCC issues virtually all gamers a PCC "Rewards" car
Case Study - Attitude Measurement National Kitchens For several years the management of national kitchens a diversified packaged foods manufacturer had been watch
How can you integrate environmental concerns into production systems?
Two Sample Tests In some situation the researchers may be taking statistical decisions based on two samples. Each of the two samples may represent a particular under con
retail outlet x y volume A 6 9 80
Explain Decision Making Process. Decision Making Process: A good decision can only be prepared as a result of a rational decision making process. The different stages of the
Assumption of F- Test The theoretical assumption on which F test is based are: 1.The populations for each sample must be normally distributed with identical mean
This method is more systematic and orderly than least cost method. Here penalties for each column and row of the transportation table are determined, and the row or column with
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