Question

If the regretsion coefticient of X on Y is (1)/(6) and that of Y an X is -(a)/(t) what is the value of the conelation coefficitht? ​

Answer 1

Answer:

r=

b

xy

⋅b

yx

⇒−

2

1

=

b

xy

⋅(−6)

⇒

4

1

=b

xy

⋅(−6)

∴b

xy

=−

24

1