模型诊断统计量---全模型的标准化删减残差对观测个数的散点图 5
2010年03月27日 星期六 下午08时25分57秒
The REG Procedure
Model: MODEL1
Dependent Variable: y
Number of Observations Read 32
Number of Observations Used 32
Stepwise Selection: Step 1
Statistics for Entry
DF = 1,30
Model
Variable Tolerance R-Square F Value Pr > F
x1 1.000000 0.3653 17.27 0.0002
x2 1.000000 0.9151 323.44 <.0001
x3 1.000000 0.0519 1.64 0.2098
x4 1.000000 0.5860 42.46 <.0001
Variable x2 Entered: R-Square = 0.9151 and C(p) = 354.7377
Analysis of Variance
Sum of Mean
Source DF Squares Square F Value Pr > F
Model 1 855.87895 855.87895 323.44 <.0001
Error 30 79.38573 2.64619
Corrected Total 31 935.26469
Parameter Standard
Variable Estimate Error Type II SS F Value Pr > F
Intercept -5.93184 1.41428 46.55076 17.59 0.0002
x2 2.53796 0.14112 855.87895 323.44 <.0001
Bounds on condition number: 1, 1
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Stepwise Selection: Step 2
Statistics for Entry
DF = 1,29
Model
Variable Tolerance R-Square F Value Pr > F
x1 0.678487 0.9208 2.07 0.1607
x3 0.956858 0.9160 0.31 0.5845
x4 0.450191 0.9221 2.61 0.1169
Variable x4 Entered: R-Square = 0.9221 and C(p) = 325.1238
模型诊断统计量---全模型的标准化删减残差对观测个数的散点图 6
2010年03月27日 星期六 下午08时25分57秒
The REG Procedure
Model: MODEL1
Dependent Variable: y
Stepwise Selection: Step 2
Analysis of Variance
Sum of Mean
Source DF Squares Square F Value Pr > F
Model 2 862.43617 431.21809 171.71 <.0001
Error 29 72.82852 2.51133
Corrected Total 31 935.26469
Parameter Standard
Variable Estimate Error Type II SS F Value Pr > F
Intercept -5.53058 1.39997 39.19267 15.61 0.0005
x2 2.29246 0.20490 314.37206 125.18 <.0001
x4 0.07883 0.04878 6.55722 2.61 0.1169
Bounds on condition number: 2.2213, 8.8851
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Stepwise Selection: Step 3
Statistics for Removal
DF = 1,29
Partial Model
Variable R-Square R-Square F Value Pr > F
x2 0.3361 0.5860 125.18 <.0001
x4 0.0070 0.9151 2.61 0.1169
Statistics for Entry
DF = 1,28
Model
Variable Tolerance R-Square F Value Pr > F
x1 0.200444 0.9938 324.02 <.0001
x3 0.950423 0.9235 0.49 0.4878
Variable x1 Entered: R-Square = 0.9938 and C(p) = 3.9291
Analysis of Variance
Sum of Mean
Source DF Squares Square F Value Pr > F
Model 3 929.47177 309.82392 1497.53 <.0001
Error 28 5.79292 0.20689
Corrected Total 31 935.26469
模型诊断统计量---全模型的标准化删减残差对观测个数的散点图 7
2010年03月27日 星期六 下午08时25分57秒
The REG Procedure
Model: MODEL1
Dependent Variable: y
Stepwise Selection: Step 3
Parameter Standard
Variable Estimate Error Type II SS F Value Pr > F
Intercept -5.31781 0.40200 36.20377 174.99 <.0001
x1 0.47421 0.02634 67.03560 324.02 <.0001
x2 0.18069 0.13123 0.39220 1.90 0.1795
x4 0.46807 0.02576 68.29932 330.12 <.0001
Bounds on condition number: 11.061, 70.706
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Stepwise Selection: Step 4
Statistics for Removal
DF = 1,28
Partial Model
Variable R-Square R-Square F Value Pr > F
x1 0.0717 0.9221 324.02 <.0001
x2 0.0004 0.9934 1.90 0.1795
x4 0.0730 0.9208 330.12 <.0001
Statistics for Entry
DF = 1,27
Model
Variable Tolerance R-Square F Value Pr > F
x3 0.943739 0.9940 0.93 0.3437
Variable x2 Removed: R-Square = 0.9934 and C(p) = 3.8200
Analysis of Variance
Sum of Mean
Source DF Squares Square F Value Pr > F
Model 2 929.07957 464.53978 2178.07 <.0001
Error 29 6.18512 0.21328
Corrected Total 31 935.26469
Parameter Standard
Variable Estimate Error Type II SS F Value Pr > F
Intercept -5.11036 0.37841 38.89867 182.38 <.0001
x1 0.50663 0.01199 381.01546 1786.46 <.0001
x4 0.50109 0.00955 587.43702 2754.30 <.0001
Bounds on condition number: 1.0019, 4.0076
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Stepwise Selection: Step 5
模型诊断统计量---全模型的标准化删减残差对观测个数的散点图 8
2010年03月27日 星期六 下午08时25分57秒
The REG Procedure
Model: MODEL1
Dependent Variable: y
Stepwise Selection: Step 5
Statistics for Removal
DF = 1,29
Partial Model
Variable R-Square R-Square F Value Pr > F
x1 0.4074 0.5860 1786.46 <.0001
x4 0.6281 0.3653 2754.30 <.0001
Statistics for Entry
DF = 1,28
Model
Variable Tolerance R-Square F Value Pr > F
x2 0.090409 0.9938 1.90 0.1795
x3 0.943996 0.9936 0.94 0.3395
All variables left in the model are significant at the 0.1400 level.
No other variable met the 0.1500 significance level for entry into the model.
Summary of Stepwise Selection
Variable Variable Number Partial Model
Step Entered Removed Vars In R-Square R-Square C(p) F Value Pr > F
1 x2 1 0.9151 0.9151 354.738 323.44 <.0001
2 x4 2 0.0070 0.9221 325.124 2.61 0.1169
3 x1 3 0.0717 0.9938 3.9291 324.02 <.0001
4 x2 2 0.0004 0.9934 3.8200 1.90 0.1795
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