If two regression lines between height (x) and weight (y) are 4y – 15x + 410 = 0 and 30x – 2y – 825 = 0, then what will be the correlation coefficient between height and weight?

If two regression lines between height (x) and weight (y) are 4y – 1

1.	If two regression lines between height (x) and weight (y) are 4y – 15x + 410 = 0 and 30x – 2y – 825 = 0, then what will be the correlation coefficient between height and weight?
A.	\(\frac{1}{3}\)
B.	\(\frac{1}{2}\)
C.	\(\frac{2}{3}\)
D.	\(\frac{3}{4}\)
Answer» C. \(\frac{2}{3}\)