The SAS System 1 21:05 Wednesday, November 12, 2003 Model: MODEL1 Dependent Variable: Y Analysis of Variance Sum of Mean Source DF Squares Square F Value Prob>F Model 3 80181.73127 26727.24376 73.676 0.0001 Error 14 5078.71318 362.76523 C Total 17 85260.44444 Root MSE 19.04640 R-square 0.9404 Dep Mean 301.55556 Adj R-sq 0.9277 C.V. 6.31605 Parameter Estimates Parameter Standard T for H0: Variable DF Estimate Error Parameter=0 Prob > |T| INTERCEP 1 -161.897333 37.43315576 -4.325 0.0007 X1 1 54.294026 4.75541126 11.417 0.0001 Z1 1 89.998061 11.05228237 8.143 0.0001 Z2 1 27.165697 11.01042883 2.467 0.0271 The SAS System 2 21:05 Wednesday, November 12, 2003 Model: MODEL1 Dependent Variable: Y Analysis of Variance Sum of Mean Source DF Squares Square F Value Prob>F Model 5 82707.77658 16541.55532 77.761 0.0001 Error 12 2552.66786 212.72232 C Total 17 85260.44444 Root MSE 14.58500 R-square 0.9701 Dep Mean 301.55556 Adj R-sq 0.9576 C.V. 4.83659 Parameter Estimates Parameter Standard T for H0: Variable DF Estimate Error Parameter=0 Prob > |T| INTERCEP 1 -158.274510 48.51692909 -3.262 0.0068 X1 1 53.823529 6.25326858 8.607 0.0001 Z1 1 197.691663 68.79450541 2.874 0.0140 Z2 1 -108.739810 71.05072781 -1.530 0.1518 XZ1 1 -13.560986 8.73704640 -1.552 0.1466 XZ2 1 17.393654 9.08953778 1.914 0.0798