Ein- und Zweidimensionale Regression WS 98/99 Umdruck 3
Seite - 1 - Worksheet size: 100000 cells
MTB > #Opening worksheet from file:
C:\ARBEIT\Word\EDV-Prakt\Statistik\Regr.dat MTB > #File was last modified on 2/7/96
MTB > print c1-c3
Data Display
Row C1 C2 C3 1 38 80 300 2 45 90 300 3 50 110 300 4 45 90 350 5 51 110 350 6 53 130 350 7 50 90 400 8 55 110 400 9 61 130 400
MTB > name c1='Ertrag' c2='N-Gabe' c3='Aussaatm' MTB > desc c1-c3
Descriptive Statistics
Variable N Mean Median Tr Mean StDev SE Mean C1 9 49.78 50.00 49.78 6.61 2.20 C3 9 350.0 350.0 350.0 43.3 14.4 Variable Min Max Q1 Q3
C1 38.00 61.00 45.00 54.00 C3 300.0 400.0 300.0 400.0 MTB > corr c1-c3
Correlations (Pearson)
C1 C2 C2 0.866
C3 0.721 0.399
Ein- und Zweidimensionale Regression WS 98/99 Umdruck 3
Seite - 2 -
MTB > Note Eindimensionale Regression MTB > Note ==========================
MTB > Regr c1 1 c2
Regression Analysis
The regression equation is C1 = 16.8 + 0.316 C2
Predictor Coef StDev T P Constant 16.763 7.309 2.29 0.056 C2 0.31610 0.06906 4.58 0.000 S = 3.536 R-Sq = 75.0% R-Sq(adj) = 71.4%
Analysis of Variance
Source DF SS MS F P Regression 1 262.01 262.01 20.95 0.000 Error 7 87.54 12.51
Total 8 349.56
MTB > Note Zweidimensionale Regeression MTB > Note ============================
MTB > regr c1 2 c2 c3
Regression Analysis
The regression equation is
C1 = - 0.30 + 0.251 C2 + 0.0681 C3
Predictor Coef StDev T P Constant -0.302 6.678 -0.05 0.965 C2 0.25113 0.04678 5.37 0.002 C3 0.06814 0.01956 3.48 0.013 S = 2.197 R-Sq = 91.7% R-Sq(adj) = 89.0%
Analysis of Variance
Source DF SS MS F P Regression 2 320.60 160.30 33.22 0.001 Error 6 28.96 4.83
Total 8 349.56 Source DF Seq SS C2 1 262.01 C3 1 58.59
