engineering recuitment GATE CE 2023-24 Test Series Engineering Mathematics Probability and Statistics Correlation Analysis
In a partially destroyed lab record only the lines of regression of y on x and x on y and y on x are available as 4x - 5y + 33 = 0 and 20x - 9y = 107 respectively. What is the co-efficient correlation between x and y?
1
-0.6
2
+0.6
3
-0.3
4
+0.3