Pengaruh Perendaman Basis Gigi Tiruan Nilon Termoplastik Dalam Bahan Pembersih Alkalin Peroksida Terhadap Kekuatan Impak Dan Transversal

Lampiran 8
Analisis Statistik
Uji Normalitas
Tests of Normality
Kolmogorov-Smirnov(a)
Kekuatan Impak Kontrol

Statistic
.144

Kekuatan Impak Alkalin
Peroksida
Kekuatan Transversal
Kontrol
Kekuatan Transversal
Alkalin Peroksida

df

Shapiro-Wilk

8

Sig.
.200(*)

Statistic
.970

.130

8

.200(*)

.215

8

.266

8

Df
8

Sig.
.898

.968

8

.885

.200(*)

.881

8

.194

.101

.850

8

.095

* This is a lower bound of the true significance.
a Lilliefors Significance Correction

Analisis Uni Varian

Frequencies
Statistics

N

Kekuatan
Impak
Alkalin
Peroksida
8

Valid
Missing

Kekuatan
Transversal
Alkalin
Peroksida

Kekuatan
Impak
Kontrol
8

Kekuatan

Transversal
Kontrol
8

8

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
N
Kekuatan Impak Kontrol

Kekuatan Impak Alkalin
Peroksida
Kekuatan Transversal
Kontrol
Kekuatan Transversal
Alkalin Peroksida

Missing

8

Percent
100.0%

8

N

Total

0

Percent
.0%

100.0%

0

8

100.0%

8

100.0%

N
8

Percent
100.0%

.0%

8

100.0%

0

.0%

8

100.0%

0

.0%

8

100.0%

Universitas Sumatera Utara

Descriptives
Kekuatan Impak Valclean

Kekuatan Impak Polident

Kekuatan Transversal
Valclean

Kekuatan Transversal
Polident

Mean
95% Confidence

Interval for Mean
5% Trimmed Mean
Median
Variance
Std. Deviation
Minimum
Maximum
Range
Interquartile Range
Skewness
Kurtosis
Mean
95% Confidence
Interval for Mean
5% Trimmed Mean
Median
Variance
Std. Deviation
Minimum
Maximum
Range
Interquartile Range
Skewness
Kurtosis
Mean
95% Confidence
Interval for Mean
5% Trimmed Mean
Median
Variance
Std. Deviation
Minimum
Maximum
Range
Interquartile Range
Skewness
Kurtosis
Mean
95% Confidence
Interval for Mean
5% Trimmed Mean
Median
Variance
Std. Deviation
Minimum
Maximum
Range
Interquartile Range
Skewness
Kurtosis

Lower Bound
Upper Bound

Lower Bound
Upper Bound

Lower Bound
Upper Bound

Lower Bound
Upper Bound

Statistic
76.625
70.686

Std. Error
2.5116

82.564
76.569
76.375
50.464
7.1038
66.8
87.5
20.8
12.0
.107
-1.105
80.5000
74.7403

.752
1.481
2.43578

86.2597
80.4167
81.0000
47.464
6.88943
71.00
91.50
20.50
11.13
.135
-.845
67.7550
63.5352

.752
1.481
1.78455

71.9748
67.7433
68.3700
25.477
5.04747
61.58
74.14
12.56
9.67
-.064
-2.133
70.5800
67.6003

.752
1.481
1.26013

73.5597
70.7267
71.6800
12.703
3.56418
64.41
74.11
9.70
6.14
-1.061
-.264

.752
1.481

Universitas Sumatera Utara

Uji T Tidak Berpasangan
Kelompok Kekuatan Impak

Group Statistics

Kekuatan Impak

Perlakuan Sampel
Polident
Valclean

N

Mean
80.5000
76.6313

8
8

Std. Deviation
6.88943
7.10598

Std. Error
Mean
2.43578
2.51234

Independent Samples Test
Levene's Test for
Equality of
Variances

t-test for Equality of Means
95% Confidence Interval
of the Difference

Equal
variances
assumed
Equal
variances not
assumed

.038

.848

Lower

Upper

1.106

14

.288

3.86875

3.49927

-3.63644

11.37394

1.106

13.987

.288

3.86875

3.49927

-3.63712

11.37462

Kelompok Kekuatan Transversal

Group Statistics

Kekuatan Transversal

Perlakuan Sampel
Polident
Valclean

N
8
8

Mean
70.5800
67.7550

Std. Deviation
3.56418
5.04747

Std. Error
Mean
1.26013
1.78455

Universitas Sumatera Utara

Independent Samples Test
Levene's
Test for
Equality of
Variances

F

Kekuatan
Transversal

Equal
variances
assumed
Equal
variances
not
assumed

3.565

Sig.

.080

t

df

t-test for Equality of Means
Sig.
(2Mean
Std. Error
tailed) Difference Difference

95% Confidence
Interval of the
Difference
Lower

Upper

1.293

14

.217

2.82500

2.18462

1.86054

7.51054

1.293

12.591

.219

2.82500

2.18462

1.91022

7.56022

Universitas Sumatera Utara

Lampiran 1
Surat Keterangan Ethical Clearance

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Lampiran 2
Surat Izin Penelitian Unit Uji Laboratorium Dental FKG USU

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Lampiran 3
Surat Izin Penelitian Laboratorium Biokimia FMIPA-USU

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Surat Izin Penelitian Laboratorium Penelitian FMIPA-USU

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FMIPA-USU

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FMIPA-USU

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Surat Keterangan Menyelesaikan Penelitian di Unit Uji Laboratorium Dental
FKG USU

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