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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.
Non-Documentary Sources: On the other hand, non-documentary sources are institutional and human resources, both of which are important links in the information-transfer chain.
The scientific methods is based on certain article of path these are: 1. Reliance on Evidence: Truth is established on the basis of evidence. Conclusion is admitted onl
The systematic methodology developed for an operation research study with problems involving conflicting multiple objective policies and alternatives. Operation research in
Regression Line The line of regression is the line which give the best estimate to the values of one variable for any specific values of other variable. For t
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This methods studies development from simpler forms through a long series of a small change. Each change by itself results in minor modification in the phenomenon but the
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These models deal with the selection of an optimal course of action given the possible pay offs and their associated probability of occurrence. These models are broadly
how do you use gantt chart for solving sequencing problem ? why is it not employed for solving larger problems?
Methods of calculation of standard deviation a. Calculation of Standard Deviation - Individual Series: There are two methods of calculating standard deviation in an ind
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