MCQ
‘r’ is ________
- ARegression coefficient of Y on X
- BRegression coefficient of X on Y
- ✓Correlation coefficient between X and Y
- DCovariance between X and Y
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| x | 0 | 1 | 2 |
| P(x) | $q^2$ | 2pq | $p^2$ |