Match List-I with List-II and select the correct answer:
List-I | List-II |
a. Coefficient of determination | 1. $${\gamma _{xy}}\frac{{{\sigma _x}}}{{{\sigma _y}}}$$ |
b. Spearman's rank correlation coefficient | 2. $$1 - \frac{{6\sum {{d^2}} }}{{n\left( {{n^2} - 1} \right)}}$$ |
c. Regression coefficient of $$x$$ on $$y$$ variable | 3. $$\frac{{\sum {xy} }}{{n\,{\sigma _x}\,{\sigma _y}}}$$ |
d. Karl Pearson's formula of calculating $$\gamma $$ | 4. $${\gamma ^2}$$ |
A. a-1, b-2, c-3, d-4
B. a-1, b-4, c-2, d-3
C. a-4, b-3, c-2, d-1
D. a-3, b-2, c-4, d-1
Answer: Option C
the answer mentioned in the above is wrong