Which of the following hypotheses are tested by a regression function ?
A. Inter-relation between two or more variables is significantly different from Zero.
B. The degree and direction of inter relations between two or more variables are non-zero and goodness of fit of the regression function is satisfactory.
C. Degree of influence exercised by systematic explanatory factors is greater/lesser/equal to the influence exercised by random factors.
D. All the above
Answer:D
Which of the following hypotheses are tested by a regression function ?
A. Inter-relation between two or more variables is significantly different from Zero. B. The degree and direction of inter relations between two or more variables are non-zero and goodness of fit of the regression function is satisfactory. C. Degree of influence exercised by systematic explanatory factors is greater/lesser/equal to the influence exercised by random factors. D. All the above