If the correlation between X and Y is 09 and the slope in th

If the correlation between X and Y is 0.9 and the slope in the regression of Y on X is 0.5, then which of X or Y has larger variation? Choose the correct answer below.

Solution

The regression of Y on X is given but the regression on X on Y is not given.

So, D.There is not enough informaion to determine which of X or Y has larger variation.