Question

Write the of Karl Person for calculating correlation coefficient.Of putting y=3x examine that the correlation co-efficient between x and y=3x is 1.

Answer 1

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

Answer 2

Explanation:

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