Output from bloodreg.sas
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Output from bloodreg.sas |
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Age & blood concentration of cholesterol in Iowa & Nebraska women 1 Fitting common regression
General Linear Models Procedure
Number of observations in data set = 30
Age & blood concentration of cholesterol in Iowa & Nebraska women 2 Fitting common regression
General Linear Models Procedure
Dependent Variable: Y
Sum of Mean
Source DF Squares Square F Value Pr > F
Model 1 48976.30380 48976.30380 25.13 0.0001 Error 28 54560.36287 1948.58439 Corrected Total 29 103536.66667
R-Square C.V. Root MSE Y Mean
0.473033 20.65964 44.14277 213.6667
Source DF Type I SS Mean Square F Value Pr > F
AGE 1 48976.30380 48976.30380 25.13 0.0001
Source DF Type III SS Mean Square F Value Pr > F
AGE 1 48976.30380 48976.30380 25.13 0.0001
T for H0: Pr > |T| Std Error of
Parameter Estimate Parameter=0 Estimate
INTERCEPT 91.57157789 3.57 0.0013 25.65258477 AGE 2.51396888 5.01 0.0001 0.50144869
Age & blood concentration of cholesterol in Iowa & Nebraska women 3 Test of homogeneity of regression
General Linear Models Procedure
Class Level Information
Class Levels Values
STATE 2 IA NE
Number of observations in data set = 30
Age & blood concentration of cholesterol in Iowa & Nebraska women 4 Test of homogeneity of regression
General Linear Models Procedure
Dependent Variable: Y
Sum of Mean
Source DF Squares Square F Value Pr > F
Model 3 55141.80269 18380.60090 9.87 0.0002 Error 26 48394.86397 1861.34092 Corrected Total 29 103536.66667
R-Square C.V. Root MSE Y Mean
0.532582 20.19185 43.14326 213.6667
Source DF Type I SS Mean Square F Value Pr > F
AGE 1 48976.30380 48976.30380 26.31 0.0001 STATE 1 5456.44971 5456.44971 2.93 0.0988 AGE*STATE 1 709.04919 709.04919 0.38 0.5425
Source DF Type III SS Mean Square F Value Pr > F
AGE 1 45647.12508 45647.12508 24.52 0.0001 STATE 1 2077.68565 2077.68565 1.12 0.3005 AGE*STATE 1 709.04919 709.04919 0.38 0.5425
Age & blood concentration of cholesterol in Iowa & Nebraska women 5 Fit lines with different intercepts
General Linear Models Procedure
Class Level Information
Class Levels Values
STATE 2 IA NE
Number of observations in data set = 30
Age & blood concentration of cholesterol in Iowa & Nebraska women 6 Fit lines with different intercepts
General Linear Models Procedure
Dependent Variable: Y
Sum of Mean
Source DF Squares Square F Value Pr > F
Model 2 54432.75351 27216.37675 14.97 0.0001 Error 27 49103.91316 1818.66345 Corrected Total 29 103536.66667
R-Square C.V. Root MSE Y Mean
0.525734 19.95903 42.64579 213.6667
Source DF Type I SS Mean Square F Value Pr > F
AGE 1 48976.30380 48976.30380 26.93 0.0001 STATE 1 5456.44971 5456.44971 3.00 0.0947
Source DF Type III SS Mean Square F Value Pr > F
AGE 1 53820.05813 53820.05813 29.59 0.0001 STATE 1 5456.44971 5456.44971 3.00 0.0947
Age & blood concentration of cholesterol in Iowa & Nebraska women 7 Fitting Separate regressions
General Linear Models Procedure
Class Level Information
Class Levels Values
STATE 2 IA NE
Number of observations in data set = 30
Age & blood concentration of cholesterol in Iowa & Nebraska women 8 Fitting Separate regressions
General Linear Models Procedure
Dependent Variable: Y
Sum of Mean
Source DF Squares Square F Value Pr > F
Model 3 55141.80269 18380.60090 9.87 0.0002 Error 26 48394.86397 1861.34092 Corrected Total 29 103536.66667
R-Square C.V. Root MSE Y Mean
0.532582 20.19185 43.14326 213.6667
Source DF Type I SS Mean Square F Value Pr > F
STATE 1 612.69537 612.69537 0.33 0.5711 AGE(STATE) 2 54529.10732 27264.55366 14.65 0.0001
Source DF Type III SS Mean Square F Value Pr > F
STATE 1 2077.68565 2077.68565 1.12 0.3005 AGE(STATE) 2 54529.10732 27264.55366 14.65 0.0001
Age & blood concentration of cholesterol in Iowa & Nebraska women 9 Fitting Separate regressions
Plot of PRED*AGE. Symbol is value of STATE.
PRED |
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300 +
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280 + I
| N
| N
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| I
260 + N
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| N I
| N
240 +
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| N
| I
220 + N
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| N I
| NN
| I
200 +
| I
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| N I
180 + N
| N
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| I
| I
160 +
| N
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| NN
| I
140 +
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10 20 30 40 50 60 70 80
AGE
NOTE: 2 obs hidden.
Age & blood concentration of cholesterol in Iowa & Nebraska women 10 Fitting Separate regressions
Plot of RESIDUAL*PRED. Symbol is value of STATE.
RESIDUAL |
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100 +
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| N
80 +
| N
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60 + I
| I
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| I
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40 + N
| N
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| I
20 + I
| N
| N
| N N
| I
0 +---------------------------------------------------------
| I N
| N N
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| N
-20 + N
| N N
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| N I
-40 + N I
| N
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| I N
-60 +
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| I
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-80 +
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100 150 200 250 300
PRED