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HASIL UJI VALIDITAS DAN RELIABILITAS Scale: ALL VARIABLES Case Processing Summary N % Cases Valid 20 100.0 Excluded a 0 .0 Total 20 100.0 a. Listwise deletion based on all variables in the procedure. Reliability Statistics Cronbach's Alpha N of Items .755 35
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HASIL UJI VALIDITAS DAN RELIABILITAS
Scale: ALL VARIABLES
Case Processing Summary
N
%
Cases
Valid
20
100.0
Excludeda
0
.0
Total
20
100.0
a. Listwise deletion based on all variables in the procedure.
Reliability Statistics
Cronbach's Alpha
N of Items
.755
35
Item Statistics
Mean
Std. Deviation
N
P1
3.15
.988
20
P2
3.00
1.214
20
P3
2.65
1.089
20
P4
2.65
1.089
20
P5
3.00
1.214
20
P6
3.15
1.040
20
P7
3.15
.988
20
P8
2.65
1.089
20
P9
3.15
1.040
20
P10
2.50
.688
20
P11
2.65
1.089
20
P12
1.90
1.294
20
P13
3.15
.988
20
P14
2.65
1.089
20
P15
2.95
1.234
20
P16
2.65
1.089
20
P17
3.15
.988
20
P18
3.15
1.040
20
P19
3.15
1.040
20
P20
3.15
1.040
20
P21
2.00
1.170
20
P22
2.15
1.348
20
P23
3.15
1.040
20
P24
3.15
.988
20
P25
2.65
1.089
20
P26
3.15
1.040
20
P27
3.15
.988
20
P28
3.00
1.214
20
P29
1.45
.999
20
P30
3.15
.988
20
P31
3.00
1.214
20
P32
3.15
1.040
20
P33
3.15
.988
20
P34
2.65
1.089
20
P35
3.15
1.040
20
TOTAL
100.70
29.677
20
Item-Total Statistics
Scale Mean if Item Deleted
Scale Variance if Item Deleted
Corrected Item-Total Correlation
Cronbach's Alpha if Item Deleted
P1
197.25
3363.250
.921
.748
P2
197.40
3341.305
.905
.746
P3
197.75
3373.776
.749
.749
P4
197.75
3373.776
.749
.749
P5
197.40
3341.305
.905
.746
P6
197.25
3364.829
.860
.748
P7
197.25
3363.250
.921
.748
P8
197.75
3373.776
.749
.749
P9
197.25
3364.829
.860
.748
P10
197.90
3446.621
.280
.754
P11
197.75
3373.776
.749
.749
P12
198.50
3412.158
.370
.752
P13
197.25
3363.250
.921
.748
P14
197.75
3373.776
.749
.749
P15
197.45
3339.839
.900
.746
P16
197.75
3373.776
.749
.749
P17
197.25
3363.250
.921
.748
P18
197.25
3364.829
.860
.748
P19
197.25
3364.829
.860
.748
P20
197.25
3364.829
.860
.748
P21
197.25
3364.829
.846
.748
P22
198.25
3417.145
.322
.752
P23
197.25
3364.829
.860
.748
P24
197.25
3363.250
.921
.748
P25
197.75
3373.776
.749
.749
P26
197.25
3364.829
.860
.748
P27
197.25
3363.250
.921
.748
P28
197.40
3341.305
.905
.746
P29
198.95
3442.050
.228
.754
P30
197.25
3363.250
.921
.748
P31
197.40
3341.305
.905
.746
P32
197.25
3364.829
.860
.748
P33
197.25
3363.250
.921
.748
P34
197.75
3373.776
.749
.749
P35
198.25
3417.145
.246
.752
TOTAL
99.70
854.958
.999
.980
Scale Statistics
Mean
Variance
Std. Deviation
N of Items
200.40
3469.726
58.904
35
R table untuk N = 20 , adalah 0,444
Validitas
Dasar pengambilan keputusan :
Jika r hasil positif, serta r hasil > r table, maka butir item tersebut VALID.
r hasil untuk tiap pertanyaan dilihat pada CORRECTED ITEM TOTAL CORRELATION :
Pertanyaan
R hasil (Total Correlation)
Keterangan
Validitas
p1
.921
>r table (0,444)
valid
p2
.905
>r table (0,444)
valid
p3
.749
>r table (0,444)
valid
p4
.749
>r table (0,444)
valid
p5
.905
>r table (0,444)
valid
p6
.860
>r table (0,444)
valid
p7
.921
>r table (0,444)
valid
p8
.749
>r table (0,444)
valid
p9
.860
>r table (0,444)
valid
p10
.280
r table (0,444)
valid
p12
.370
r table (0,444)
valid
p14
.749
>r table (0,444)
valid
p15
.900
>r table (0,444)
valid
P16
.749
>r table (0,444)
valid
P17
.921
>r table (0,444)
valid
P18
.860
>r table (0,444)
valid
P19
.860
>r table (0,444)
valid
P20
.860
>r table (0,444)
valid
P21
.846
>r table (0,444)
valid
P22
.322
r table (0,444)
valid
P24
.921
>r table (0,444)
valid
P25
.749
>r table (0,444)
valid
P26
.860
>r table (0,444)
valid
P27
.921
>r table (0,444)
valid
P28
.905
>r table (0,444)
valid
P29
.228
r table (0,444)
valid
P31
.905
>r table (0,444)
valid
P32
.860
>r table (0,444)
valid
P33
.921
>r table (0,444)
valid
P34
.749
>r table (0,444)
valid
P35
.246
r tabel, maka butir item tersebut reliable.
r Alpha = Cronbachs Alpha = 0,755 > r tabel (0,444), maka hasilnya RELIABEL
Kesimpulan :
Pertanyaan/ item instrument penelitian tersebut adalah reliable.
