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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.
The Best Corporation is considering making either minor or major repairs to a malfunctioning production process. When the process is malfunctioning, the percentage of defective it
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
Important to Theoretical Distribution The science of theoretical distribution under which the frequencies of a variable are derived by some mathematical model without
Drury's Principles: The basic principle, which still governs the selection of reading material for a library, was enunciated by Drury in 1930. It states: "To provide the righ
Maximize w = 5x -2y +3z subject to 2x +2y -z>=2 y + 3z
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
STANDARA DEVIATION Standard deviation is the square root of the arithmetic average of squares of all the deviations from the mean. In short it may be defined as th
application area of linear programing problem
Advantages of Mode a.It is easy to understand as well as easy to calculate. In can be found out by inspection. b.It is usually an exacta value as it occurs most fre
1) Provide an overall description of the business and the competitive environment in which it operates. You should describe: a) what type of business it is (e.g. retail, manuf
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