110
b. Uji Beda Pretest
Group Statistics
Kelompok N
Mean Std. Deviation Std. Error Mean
PreKonEksp1 pretest kontrol aspek 1
37 2,0541
1,05267 ,17306
pretest eksperimen aspek 1 38
1,9937 ,83856
,13603
Independent Samples Test
Levenes Test for Equality of
Variances t-test for Equality of Means
F Sig.
t df
Sig. 2-
tailed Mean
Differen ce
Std. Error
Differe nce
95 Confidence Interval of the
Difference Lower
Upper
PreKon Eksp1
Equal variances
assumed 2,072
,154 ,275
73 ,784
,06037 ,21946 -,37701
,49775 Equal
variances not
assumed ,274 68,709
,785 ,06037 ,22012
-,37879 ,49953
111
c. Uji Kenaikan Skor Pretest ke Posttest
Paired Samples Statistics
Mean N
Std. Deviation Std. Error Mean
Pair 1 PreKon1
2,0541 37
1,05267 ,17306
Post1Kon1 3,0811
37 ,75933
,12483 Pair 2
PreEksp1 1,9937
38 ,83856
,13603 Post1Eksp1
3,0263 38
,78798 ,12783
Paired Samples Correlations
N Correlation
Sig. Pair 1
PreKon1 Post1Kon1 37
,238 ,157
Pair 2 PreEksp1 Post1Eksp1
38 ,079
,638
112
d. Uji Selisih Skor Pretest-Posttest
Mann-Whitney Test
Ranks
Kelompok N
Mean Rank Sum of Ranks
SelisihKonEksp1 selisih kontrol aspek 1
37 36.96
1367.50 selisih eksperimen aspek 1
38 39.01
1482.50 Total
75
Test Statistics
a
SelisihKonEksp1 Mann-Whitney U
664.500 Wilcoxon W
1367.500 Z
-.423 Asymp. Sig. 2-tailed
.672 a. Grouping Variable: Kelompok
113
e. Uji Besar Pengaruh
Kelompok Kontrol
√ = 0,4538
= √
Persentase efek = 0,4538x 100 = 45,38 =
√ =
√ =
√ = 0,673647
Kelompok Eksperimen
√ = 0,4730
= √
Persentase efek = 0,4730 x 100 = 47,30
= √
= √
= 0,687769
114
f. Uji Retensi Pengaruh
Paired Samples Statistics
Mean N
Std. Deviation
Std. Error Mean
Pair 1
Post1Kon 1
3,0811 37
,75933 ,12483
Post2Kon 1
3,0811 37
,75933 ,12483
Pair 2
Post1Eks p1
3,0263 38
,78798 ,12783
Post2Eks p1
3,0518 38
,76932 ,12480
Paired Samples Correlations
N Correlatio
n Sig.
Pair 1
Post1Kon1 Post2Kon1
37 ,085
,618 Pair
2 Post1Eksp1
Post2Eksp1 38
,222 ,180
Paired Samples Test
Paired Differences t
df Sig. 2-
tailed Mean
Std. Deviat
ion Std. Error
Mean 95 Confidence Interval
of the Difference Lower
Upper Pair
1 Post1Kon1
- Post2Kon1
,00000 1,027
40 ,16890
-,34255 ,34255
,000 36
1,000
Pair 2
Post1Eksp 1 -
Post2Eksp 1
-,02553 ,9714
3 ,15759
-,34483 ,29378
-,162 37
,872
115
Lampiran 12 : Hasil Analisi SPSS Kemampuan Memahami a.
Uji Normalitas
One-Sample Kolmogorov-Smirnov Test
PreKon 2
Post1Kon 2
Post2Kon 2
PreEksp 2
Post1Eksp 2
Post2Eksp 2
N 37
37 37
38 38
38
Normal Parameters
a,b
Mean 2.0262
2.4149 2.2703
1.9650 2.2368
2.3226 Std.
Deviation .79888
.82923 .83827
.78825 .85216
.80727
Most Extreme Differences
Absolute .213
.219 .221
.205 .215
.220 Positive
.198 .205
.221 .205
.215 .208
Negative -.213
-.219 -.213
-.195 -.209
-.220 Kolmogorov-Smirnov Z
1.295 1.334
1.344 1.266
1.324 1.358
Asymp. Sig. 2-tailed .070
.057 .054
.081 .060
.050 a. Test distribution is Normal.
b. Calculated from data.
116
b. Uji Beda Pretest