Lampiran 8
Analisis Statistik
Uji Normalitas
Tests of Normality
Kolmogorov-Smirnov(a) Shapiro-Wilk
Statistic df Sig. Statistic Df Sig.
Kekuatan Impak Kontrol .144 8 .200(*) .970 8 .898
Kekuatan Impak Alkalin
Peroksida .130 8 .200(*) .968 8 .885
Kekuatan Transversal
Kontrol .215 8 .200(*) .881 8 .194
Kekuatan Transversal
Alkalin Peroksida .266 8 .101 .850 8 .095
* This is a lower bound of the true significance. a Lilliefors Significance Correction
Analisis Uni Varian
Frequencies
Statistics
Kekuatan Impak Alkalin Peroksida
Kekuatan Impak Kontrol
Kekuatan Transversal
Alkalin Peroksida
Kekuatan Transversal
Kontrol
N Valid 8 8 8 8
Missing 0 0 0 0
Mean 80.5000 76.625 70.5800 67.7550
Std. Deviation 6.88943 7.1038 3.56418 5.04747
Explore
Case Processing Summary
Cases
Valid Missing Total
N Percent N Percent N Percent
Kekuatan Impak Kontrol 8 100.0% 0 .0% 8 100.0%
Kekuatan Impak Alkalin
Peroksida 8 100.0% 0 .0% 8 100.0%
Kekuatan Transversal
Kontrol 8 100.0% 0 .0% 8 100.0%
Kekuatan Transversal
Alkalin Peroksida 8 100.0% 0 .0% 8 100.0%
Descriptives
76.625 2.5116 70.686
.107 .752
-1.105 1.481 80.5000 2.43578 74.7403
.135 .752
-.845 1.481 67.7550 1.78455 63.5352
-.064 .752 -2.133 1.481 70.5800 1.26013 67.6003
-1.061 .752 -.264 1.481 Mean
Lower Bound Upper Bound 95% Confidence
Interval for Mean
5% Trimmed Mean Median
Variance Std. Deviation Minimum Maximum Range
Interquartile Range Skewness
Kurtosis Mean
Lower Bound Upper Bound 95% Confidence
Interval for Mean
5% Trimmed Mean Median
Variance Std. Deviation Minimum Maximum Range
Interquartile Range Skewness
Kurtosis Mean
Lower Bound Upper Bound 95% Confidence
Interval for Mean
5% Trimmed Mean Median
Variance Std. Deviation Minimum Maximum Range
Interquartile Range Skewness
Kurtosis Mean
Lower Bound Upper Bound 95% Confidence
Interval for Mean
5% Trimmed Mean Median
Variance Std. Deviation Minimum Maximum Range
Interquartile Range Skewness
Kurtosis Kekuatan Impak Valclean
Kekuatan Impak Polident
Kekuatan Transversal Valclean
Kekuatan Transversal Polident
Statistic Std. Error
Uji T Tidak Berpasangan
Kelompok Kekuatan Impak
Independent Samples Test
Levene's Test for Equality of
Variances t-test for Equality of Means
95% Confidence Interval of the Difference
Lower Upper Equal
variances assumed
.038 .848 1.106 14 .288 3.86875 3.49927 -3.63644 11.37394
Equal variances not assumed
1.106 13.987 .288 3.86875 3.49927 -3.63712 11.37462
Kelompok Kekuatan Transversal
Group Statistics
8 80.5000 6.88943 2.43578
8 76.6313 7.10598 2.51234
Perlakuan Sampel Polident
Valclean Kekuatan Impak
N Mean Std. Deviation
Std. Error Mean
Group Statistics
8 70.5800 3.56418 1.26013
8 67.7550 5.04747 1.78455
Perlakuan Sampel Polident
Valclean Kekuatan Transversal
N Mean Std. Deviation
Std. Error Mean
Independent Samples Test
Levene's Test for Equality of
Variances t-test for Equality of Means
F Sig. t df
95% Confidence Interval of the
Difference
Lower Upper Kekuatan
Transversal
Equal variances assumed
3.565 .080 1.293 14 .217 2.82500 2.18462
-1.86054 7.51054
Equal variances not assumed
1.293 12.591 .219 2.82500 2.18462
-1.91022 7.56022
