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Q. If the ratio of change in one variable is equal to the ratio of change in the other variable, the correlation is said to be ..................................

Q. byx is the regression coefficient of regression equation ...........................

Q. Index numbers are

Q. When P(AUB) = P(A) + P(B), then A and B are .............................

Q. ........................ refers to the totality of all the elementary outcomes of a random experiment.

Q. ------------ specifies the objective or goal of solving the LPP

Q. Scatter diagram of the various values of ( X, Y) gives the idea about .......................

Q. The techniques which provide the decision maker a systematic and powerful means of analysis to explore policies for achieving predetermined goals are called.................

Q. C.P.M. stands for..........................................................

Q. When the values of two variables move in the opposite direction, correlation is said to be……