The SAS System 1 13:51 Monday, February 24, 1997 General Linear Models Procedure Number of observations in data set = 18 The SAS System 2 13:51 Monday, February 24, 1997 General Linear Models Procedure Dependent Variable: HARDNESS Sum of Mean Source DF Squares Square F Value Pr > F Model 2 167.41666667 83.70833333 11.53 0.0009 Error 15 108.86111111 7.25740741 Corrected Total 17 276.27777778 R-Square C.V. Root MSE HARDNESS Mean 0.605972 3.870011 2.6939576 69.611111 Source DF Type I SS Mean Square F Value Pr > F SAND 1 102.08333333 102.08333333 14.07 0.0019 FIBRE 1 65.33333333 65.33333333 9.00 0.0090 Source DF Type III SS Mean Square F Value Pr > F SAND 1 102.08333333 102.08333333 14.07 0.0019 FIBRE 1 65.33333333 65.33333333 9.00 0.0090 T for H0: Pr > |T| Std Error of Parameter Estimate Parameter=0 Estimate INTERCEPT 64.36111111 50.68 0.0001 1.26994378 SAND 0.19444444 3.75 0.0019 0.05184524 FIBRE 0.09333333 3.00 0.0090 0.03110714 The SAS System 3 13:51 Monday, February 24, 1997 General Linear Models Procedure Class Level Information Class Levels Values SAND 3 0 15 30 FIBRE 3 0 25 50 Number of observations in data set = 18 The SAS System 4 13:51 Monday, February 24, 1997 General Linear Models Procedure Dependent Variable: HARDNESS Sum of Mean Source DF Squares Square F Value Pr > F Model 8 202.77777778 25.34722222 3.10 0.0557 Error 9 73.50000000 8.16666667 Corrected Total 17 276.27777778 R-Square C.V. Root MSE HARDNESS Mean 0.733963 4.105290 2.8577380 69.611111 Source DF Type I SS Mean Square F Value Pr > F SAND 2 106.77777778 53.38888889 6.54 0.0176 FIBRE 2 87.11111111 43.55555556 5.33 0.0297 SAND*FIBRE 4 8.88888889 2.22222222 0.27 0.8887 Source DF Type III SS Mean Square F Value Pr > F SAND 2 106.77777778 53.38888889 6.54 0.0176 FIBRE 2 87.11111111 43.55555556 5.33 0.0297 SAND*FIBRE 4 8.88888889 2.22222222 0.27 0.8887 The SAS System 5 13:51 Monday, February 24, 1997 General Linear Models Procedure Class Level Information Class Levels Values COMBIN 9 1 2 3 4 5 6 7 8 9 Number of observations in data set = 18 The SAS System 6 13:51 Monday, February 24, 1997 General Linear Models Procedure Dependent Variable: HARDNESS Sum of Mean Source DF Squares Square F Value Pr > F Model 8 202.77777778 25.34722222 3.10 0.0557 Error 9 73.50000000 8.16666667 Corrected Total 17 276.27777778 R-Square C.V. Root MSE HARDNESS Mean 0.733963 4.105290 2.8577380 69.611111 Source DF Type I SS Mean Square F Value Pr > F COMBIN 8 202.77777778 25.34722222 3.10 0.0557 Source DF Type III SS Mean Square F Value Pr > F COMBIN 8 202.77777778 25.34722222 3.10 0.0557