Q.

Suppose that we have N independent variables (X1,X2… Xn) and dependent variable is Y. Now Imagine that you are applying linear regression by fitting the best fit line using least square error on this data. You found that correlation coefficient for one of it’s variable(Say X1) with Y is -0.95.Which of the following is true for X1?

A. relation between the x1 and y is weak
B. relation between the x1 and y is strong
C. relation between the x1 and y is neutral
D. correlation can’t judge the relationship
Answer» B. relation between the x1 and y is strong
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