【正文】
Error t Value Pr |t| Intercept 1 X1 1 X2 1 X3 1 X4 1 SAS 系統(tǒng) 2012年03月20日 星期二 下午04時(shí)44分30秒 2 The REG Procedure Model: MODEL2 Dependent Variable: Y Number of Observations Read 13 Number of Observations Used 13 Stepwise Selection: Step 1 Variable X4 Entered: RSquare = and C(p) = Analysis of Variance Sum of Mean Source DF Squares Square F Value Pr F Model 1 Error 11 Corrected Total 12 Parameter Standard Variable Estimate Error Type II SS F Value Pr F Intercept 40082 .0001 X4