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Analysis of Variance (ANOVA) Satu Arah Menggunakan Gretl

Written By Unknown on Selasa, 16 Juni 2015 | 20.59

Model Other Linier Model → ANOVA
Pada response variable: select “lebar daun”
Pada treatment variable : select “kode”
 
OK                                                         
Analysis of Variance, response = Lebar_Daun, treatment = Kode:
                     Sum of squares       df     Mean square
Treatment                 419,844       2         209,922
Residual               0,00294707       27     0,000109151
Total                     419,847       29         14,4775
F(2, 27) = 209,922 / 0,000109151 = 1,92323e+006 [p-value 2,66e-070]
Level         n       mean     std. dev
1           10   4,99994   0,0088940
2           10   8,00008     0,012228
3           10   13,9984   0,0099417
Grand mean = 8,99948
Karena nilai p-value=0.000 < alpha=0.05 maka toloak Ho dan simpulkan minimal satu kelompok rata-ratanya berbeda.
 
 
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