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Q. Binomial distribution is originated by ..................................

Q. Classical probability is also called .........................

Q. If the correlation between the two variables , X and Y is negative, the regression coefficient of Y on X is .............................

Q. .............................. refers to the chance of happening or not happening of an event.

Q. An event whose occurrence is neither sure nor impossible, is called ...........................

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. The term regression was used firstly by .............................

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

Q. The quantitative measure of correlation between two variables is known as.....................

Q. The arithmetic mean of bxy and byx is .............................