171
A. Statistik Deskriptif
1. Deskripsi Data
Statistics
Kontrol_diri Kontrol_sosial
Penggunaan_internet Karakter_siswa
N Valid
88 88
88 88
Missing 2
2 2
2 Mean
58.7955 61.6932
64.3977 84.6364
Median 59.0000
61.5000 65.0000
85.0000 Mode
54.00 55.00
65.00 90.00
Std. Deviation 6.60400
7.79236 6.75097
8.65186 Skewness
-.342 -.030
.355 -.792
Std. Error of Skewness .257
.257 .257
.257 Range
36.00 40.00
30.00 45.00
Minimum 36.00
40.00 50.00
54.00 Maximum
72.00 80.00
80.00 99.00
172
2. Kategorisasi Data
a. Penggunaan Internet
1 Mean Ideal = ½ x skor tertinggi+skor terendah
= ½ x 20x4+20x1 = 50
2 Standar deviasi ideal = 16 x skor tertinggi-skor terendah
= 16 x 20x4-20x1 = 10
3 Penentuan kecenderungan variabel Djemari Mardapi 2008: 123: a Sangat tinggi
= X ≥ [Mi + 1,5 x SDi] = X
≥ [50 + 1,5 x 10] = X
≥ 65
b Tinggi = [Mi + 1,5 x SDi]
≥ X ≥ Mi = [50 + 1,5 x 10]
≥ X ≥ 50 = 65 X
≥ 50
c Rendah =
Mi X ≥ [Mi – 1,5 x SDi] = 50 X
≥ [50 – 1,5 x 10] = 50 X
≥ 35
d Sangat Rendah = X [Mi
– 1,5 x SDi] = X [50
– 1,5 x 10] = X 35
173
b. Kontrol Sosial
1 Mean Ideal = ½ x skor tertinggi+skor terendah
= ½ x 20x4+20x1 = 50
2 Standar deviasi ideal = 16 x skor tertinggi-skor terendah
= 16 x 20x4-20x1 = 10
3 Penentuan kecenderungan variabel Djemari Mardapi 2008: 123: a Sangat tinggi
= X ≥ [Mi + 1,5 x SDi] = X
≥ [50 + 1,5 x 10] =
X ≥ 65
b Tinggi = [Mi + 1,5 x SDi]
≥ X ≥ Mi = [50 + 1,5 x 10]
≥ X ≥ 50 = 65 X
≥ 50
c Rendah = Mi X ≥ [Mi – 1,5 x SDi]
= 50 X ≥ [50 – 1,5 x 10]
= 50 X ≥ 35
d Sangat Rendah = X [Mi
– 1,5 x SDi] = X [50
– 1,5 x 10] = X 35
174
c. Kontrol Diri
1 Mean Ideal = 0,5 x [skor tertinggi+skor terendah]
= 0,5 x [18 x 4 + 18 x 1] = 45
2 Standar deviasi ideal = 16 x [skor tertinggi-skor terendah]
= 16 x [18 x 4 - 18 x 1] = 9
3 Penentuan kecenderungan variabel Djemari Mardapi 2008: 123: a Sangat tinggi
= X ≥ [Mi + 1 x SDi] = X
≥ [45 + 1,5 x 9] =
X ≥ 58,5
b Tinggi = [Mi + 1,5 x SDi]
≥ X ≥ Mi = [45 + 1 x 9]
≥ X ≥ 45 = 58,5 X
≥ 45
c Rendah = Mi X ≥ [Mi – 1,5 x SDi]
= 45 X ≥ [45 – 1,5 x 9]
= 45 X ≥ 31,5
d Sangat Rendah = X [Mi
– 1,5 x SDi] = X [45
– 1,5 x 9] = X 31,5
175
d. Karakter Siswa
a. Mean Ideal = ½ x skor tertinggi+skor terendah
= 0,5 x [27 x 4 + 27 x 1] = 67,5
b. Standar deviasi ideal =16 x skor tertinggi-skor terendah
= 16 x [27 x 4 - 27 x 1] = 13,5
c. Penentuan kecenderungan variabel Djemari Mardapi 2008: 123: 1 Sangat tinggi
= X ≥ [Mi + 1,5 x SDi] = X
≥ [67,5 + 1,5 x 13,5] = X
≥ 87,75
2 Tinggi = [Mi + 1,5 x SDi]
≥ X ≥ Mi = [67,5 + 1,5 x 13,5]
≥ X ≥ 67,5 = 87,75 X
≥ 67,5
3 Rendah = Mi X ≥ [Mi – 1,5 x SDi]
= 67,5 X ≥ [67,5 – 1,5 x 13,5]
= 67,5 X ≥ 47,25
4 Sangat Rendah = X [Mi
– 1,5 x SDi] = X [67,5
– 1,5 x 13,5] = X 47,25
176
B. Uji Persyaratan Analisis