J. Uji Homogenitas Varian Pretest Kelompok Kontrol dan Kelompok
Eksperimen Oneway
Descriptives
skor pretest
N Mean
Std. Deviation Std. Error
95 Confidence Interval for Mean
Minimum Maximum Lower Bound
Upper Bound
Pretes K.K 29 69.8276 6.39234 1.18703
67.3961 72.2591
58.00 80.00
Pretes K.E 29 69.2414 5.51398 1.02392
67.1440 71.3388
58.00 81.00
Total 58 69.5345 5.92413
.77788 67.9768
71.0922 58.00
81.00
Test of Homogeneity of Variances
skor pretest Levene Statistic
df1 df2
Sig. 1.273
1 56
.264
ANOVA
skor pretest Sum of Squares
Df Mean Square
F Sig.
Between Groups 4.983
1 4.983
.140 .710
Within Groups 1995.448
56 35.633
Total 2000.431
57
K. Uji Homogenitas Varians Posttest Kelompok Kontrol dan Kelompok Eksperimen
Oneway
Descriptives
skor postes
N Mean
Std. Deviation Std. Error
95 Confidence Interval for Mean
Minimum Maximum
Lower Bound
Upper Bound
Postes K.K 29 71.6897 6.11849 1.13618
69.3623 74.0170
60.00 85.00
Postes K.E 29 78.2414 6.00390 1.11490
75.9576 80.5251
61.00 87.00
Total 58 74.9655 6.85685
.90035 73.1626
76.7684 60.00
87.00
Test of Homogeneity of Variances
skor postes Levene Statistic
df1 df2
Sig. .005
1 56
.946
ANOVA
Skor postes Sum of Squares
df Mean Square
F Sig.
Between Groups 622.414
1 622.414
16.940 .000
Within Groups 2057.517
56 36.741
Total 2679.931
57
L. Uji-t Antarkelompok Perlakuan Pretest
T-Test
Group Statistics
Kemampuan menulis cerpen
N Mean
Std. Deviation Std. Error Mean
skor hasil pretes
kelompok kontrol 29 69.8276
6.39234 1.18703
kelompok eksperimen 29 69.2414
5.51398 1.02392
Independent Samples Test
skor pretes Equal
variances assumed
Equal variances not
assumed Levenes Test for Equality
of Variances F
1.273 Sig.
.264 t-test for Equality of Means T
.374 .374
Df 56
54.819 Sig. 2-tailed
.710 .710
Mean Difference .58621
.58621 Std. Error Difference
1.56763 1.56763
95 Confidence Interval of the Difference
Lower -2.55412
-2.55562 Upper
3.72654 3.72803
M. Uji-t Antarkelompok Perlakuan Posttest
T-Test
Group Statistics
Kemampuan menulis cerpen
N Mean
Std. Deviation Std. Error Mean
skor hasil postes
kelompok kontrol 29 71.6897
6.11849 1.13618
kelompok eksperimen 29 78.2414
6.00390 1.11490
Independent Samples Test
skor postes Equal
variances assumed
Equal variances not
assumed Levenes Test for Equality
of Variances F
.005 Sig.
.946 t-test for Equality of Means T
-4.116 -4.116
Df 56
55.980 Sig. 2-tailed
.000 .000
Mean Difference -6.55172
-6.55172 Std. Error Difference
1.59182 1.59182
95 Confidence Interval of the Difference
Lower -9.74052
-9.74055 Upper
-3.36293 -3.36290