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Lampiran 8. Hasil analisis ragam dan uji lanjut Duncan
Keterangan : kelompok Duncan yang mempunyai huruf yang sama berarti tidak berbeda nyata
A. Hasil analisis keragaman kekerasan vulkanisat
1.
Metode ASTM IA
Tests of Between-Subjects Effects
Dependent Variable: KE 6.333
a
2 3.167
1.462 .360
17388.167 1
17388.167 8025.308
.000 6.333
2 3.167
1.462 .360
6.500 3
2.167 17401.000
6 12.833
5 Source
Corrected Model Intercept
PERLAKUA Error
Total Corrected Total
Type III Sum of Squares
df Mean Square
F Sig.
R Squared = .494 Adjusted R Squared = .156 a.
Perbedaan jenis bahan baku karet siklo tidak berpengaruh nyata terhadap nilai kekerasan vulkanisat.
2.
Metode ASTM IIA
Tests of Between-Subjects Effects
Dependent Variable: KE 72.333
a
2 36.167
15.500 .026
41666.667 1
41666.667 17857.143
.000 72.333
2 36.167
15.500 .026
7.000 3
2.333 41746.000
6 79.333
5 Source
Corrected Model Intercept
PERLAKUA Error
Total Corrected Total
Type III Sum of Squares
df Mean Square
F Sig.
R Squared = .912 Adjusted R Squared = .853 a.
Perbedaan jenis bahan baku karet siklo berpengaruh nyata terhadap nilai kekerasan vulkanisat.
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KE
Duncan
a,b
2 79.00
2 83.50
83.50 2
87.50 .060
.079 PERLAKUA
DPNR Pekat
Depolime Sig.
N 1
2 Subset
Means for groups in homogeneous subsets are displayed. Based on Type III Sum of Squares
The error term is Mean SquareError = 2.333. Uses Harmonic Mean Sample Size = 2.000.
a. Alpha = .05.
b.
B. Hasil analisis keragaman tegangan putus vulkanisat
1. Metode ASTM IA
Tests of Between-Subjects Effects
Dependent Variable: TP 6.663
a
2 3.332
37.019 .008
49.307 1
49.307 547.852
.000 6.663
2 3.332
37.019 .008
.270 3
.090 56.240
6 6.933
5 Source
Corrected Model Intercept
PERLAKUA Error
Total Corrected Total
Type III Sum of Squares
df Mean Square
F Sig.
R Squared = .961 Adjusted R Squared = .935 a.
Perbedaan jenis bahan baku karet siklo berpengaruh nyata terhadap nilai tegangan putus vulkanisat.
TP
Duncan
a,b
2 2.0000
2 2.2500
2 4.3500
.466 1.000
PERLAKUA DPNR
Pekat Depolime
Sig. N
1 2
Subset
Means for groups in homogeneous subsets are displayed. Based on Type III Sum of Squares
The error term is Mean SquareError = .090. Uses Harmonic Mean Sample Size = 2.000.
a. Alpha = .05.
b.
