=+23. Pizza ratings, part 3. In Exercise 19, we raised questions about two gourmet pizzas. After removing them, the resulting regression looks like this.

Dependent variable is: Score R-squared = 64.4% R-squared (adjusted) = 59.8%

s = 14.41 with 27 - 4 = 23 degrees of freedom Source Sum of Squares df Mean Square F-ratio Regression 8649.29 3 2883.10 13.9 Residual 4774.56 23 207.590 Variable Coeff SE(Coeff) t-ratio P-value Intercept -363.109 72.15 -5.03 60.0001 Calories 1.56772 0.2824 5.55 60.0001 Type 25.1540 6.214 4.05 0.0005 Fat -8.82748 1.887 -4.68 0.0001