15-4. The following correlation matrix is associated with the same data used to build the regression model in Problem 15-1: y X1 x x2 X3 y 1 ib-0.406 18 0.459 -0.244 X1 1 0.051 0.504 X2 1 0.272 X3 1

15-4. The following correlation matrix is associated with the same data used to build the regression model in Problem 15-1: Does this output indicate any potential multicollinearity problems with the analysis