Question

1 If coefficient of correlation between
x and y is 0.46. Find coefficient of
correlation between x and y/2
​

Answer 1

Step-by-step explanation:

Corr(X,Y)=0.6

∴Corr(U,V)=

Var(U)Var(V)

Corr(2−3X,4Y+1)

=

−3

2

4

2

Corr(−3X,4y)

=

12

−12Corr(X,Y)

=−0.6