When the two regression lines coincide there r is __________________?

Related Mcqs:

If y = 2 + 6x then value of y intercept is _________________?

A. 6 B. 2 C. 0 D. None...

In correlation, both variables are______________?

A. Random B. Fixed C. Non-random D. Experimental...

If x = 3 then value of regression co-efficient of X or Y is ________________?

A. (3) B. (0) C. -3 D. -4...

To cut a population into three classes is called_______________?

A. Dichotomy B. Capital C. Tracheotomy D. Attribute...

γxy is always equal to_____________?

A. γyx B. -γyx C. γx D. γo2...