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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.
Chi Square Test Goodness of Fit Chi square test can be used to find out how well the theoretical distribution fit with the empirical distribution of observed distribut
Principles of Report Writing Reports writing may involve the followings principles . a. Easy to Follow : The body of the report should be written in a self evident and
In a big industry the numbers of factors influencing a decision have increased situation has become big and complex because these factors interact with each other in complica
explian completelly the operation reserch
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
Case Study - Research Design RJR Nabisco Ever since the health aspects of smoking became a public issue shortly after world war II the tobacco industry knew there
Operations research is used by manager in making business decisions. What are five each of its merit and demerit that the users need to be aware of?
#qudistinguish between histogram and historigram estion..
Solve the following Linear Programming Problem using Simple method. Maximize Z= 3x1 + 2X2 Subject to the constraints: X1+ X2 = 4 X1 - X2 = 2 X1, X2 = 0
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