Use this regression model to test (at the 5% level of significance) if the brick premium in the West exceeds the brick premium in the North.

Model 2 Output

Multiple Regression for Price Multiple R R-Square Adjusted Std. Err. of Rows Summary R-square Es tim ate Ignored Outliers 0.9346 0.8735 0.8639 49562.93089 0 0 Degrees of Sum of Mean of F ANOVA Table Freedom Squares Squares p-Value Explained 9 2.00195E +12 2.22439E+11 90.55157953