Lampiran 1
Lampiran 2
Surat Keterangan Menyelesaikan Penelitian di Unit UJI Laboratorium Dental
Lampiran 3
Surat Keterangan Menyelesaikan Penelitian di Laboratorium Biokimia FMIPA
Lampiran 4
Surat Keterangan Menyelesaikan Penelitian di Laboratorium CNC Teknik
Mesin Politeknik Negeri Medan
02-05-2016
Lampiran 5
Surat Keterangan Menyelesaikan Penelitian di Laboratorium Penelitian
Lampiran 6
Hasil Uji Analisis Statistik
Uji Normalitas
Tests of Normality
kelompok
Kolmogorov-Smirnova Shapiro-Wilk
Statistic df Sig. Statistic df Sig.
kekasaran Sodium Hipoklorit 0,5%
.129 16 .200* .924 16 .192
Kontrol .112 16 .200* .969 16 .826
absorbansi Sodium Hipoklorit 0,5%
.192 16 .120 .911 16 .122
Kontrol .285 16 .001 .591 16 .055
a. Lilliefors Significance Correction
*. This is a lower bound of the true significance.
Analisis Uni Varian
Frequencies
Group Statistics
kelompok N Mean Std. Deviation Std. Error Mean
kekasaran Sodium Hipoklorit 0,5%
16 .24831 .022228 .005557
Kontrol 16 .22913 .029040 .007260
absorbansi Sodium Hipoklorit 0,5%
16 .0032531 .00260958 .00065239
Uji T Tidak Berpasangan Kekasaran Permukaan
T-Test
Group Statistics
kelompok N Mean Std. Deviation Std. Error Mean
kekasaran Sodium Hipoklorit 0,5%
16 .24831 .022228 .005557
Kontrol 16 .22913 .029040 .007260
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
kekasaran Equal
Uji T Tidak Berpasangan Stabilitas Warna
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
absorbansi Equal
variances
assumed
5.390 .072 -1.618 30 .116 -.00559500 .00345756
-.01265628 .00146628
Equal
variances
not
assumed
-1.618 16.106 .125 -.00559500 .00345756
