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C. VALIDITAS DAN RELIABILITAS
1. Uji Validitas dan Reliabilitas skala compulsive buying.
Case Processing Summary
N Cases
Valid 100
100.0 Excluded
a
.0 Total
100 100.0
a. Listwise deletion based on all variables in the procedure.
Item-Total Statistics
Scale Mean if Item Deleted
Scale Variance if Item Deleted
Corrected Item- Total
Correlation Cronbachs
Alpha if Item Deleted
item_1 30.75
16.715 .220
.675 item_2
29.81 14.984
.488 .635
item_3 30.04
13.877 .566
.615 item_4
29.71 15.218
.569 .629
item_5 29.91
15.376 .430
.644 item_6
30.52 16.454
.230 .675
item_7 29.98
16.181 .395
.653
Reliability Statistics
Cronbachs Alpha
N of Items .681
13
Item Statistics
Mean Std. Deviation
N item_1
1.88 .686
100 item_2
2.82 .757
100 item_3
2.59 .889
100 item_4
2.92 .631
100 item_5
2.72 .740
100 item_6
2.11 .751
100 item_7
2.65 .592
100 item_8
2.72 .712
100 item_9
2.19 .677
100 item_10
2.39 .695
100 item_11
2.42 .654
100 item_12
2.37 .872
100 item_13
2.85 .716
100
Scale Statistics
Mean Variance
Std. Deviation N of Items
32.63 18.417
4.292 13
23
item_8 29.91
14.749 .578
.622 item_9
30.44 15.825
.396 .651
item_10 30.24
16.811 .197
.678 item_11
30.21 18.349
-.064 .710
item_12 30.26
18.275 -.083
.728 item_13
29.78 16.618
.220 .675
R tabel : 0.17 Item tidak valid : item 11, dan item 12
2. Uji Validitas dan Reliabilitas skala compulsive buying setelah direduksi
Case Processing Summary
N Cases
Valid 100
100.0 Excluded
a
.0 Total
100 100.0
a. Listwise deletion based on all variables in the procedure.
Reliability Statistics
Cronbachs Alpha
N of Items .760
11
Item Statistics
Mean Std. Deviation
N item_1
1.88 .686
100 item_2
2.82 .757
100 item_3
2.59 .889
100 item_4
2.92 .631
100 item_5
2.72 .740
100 item_6
2.11 .751
100 item_7
2.65 .592
100
24
item_8 2.72
.712 100
item_9 2.19
.677 100
item_10 2.39
.695 100
item_13 2.85
.716 100
Item-Total Statistics
Scale Mean if Item Deleted
Scale Variance if Item Deleted
Corrected Item- Total
Correlation Cronbachs
Alpha if Item Deleted
item_1 25.96
16.746 .189
.767 item_2
25.02 14.767
.505 .729
item_3 25.25
13.341 .639
.706 item_4
24.92 14.963
.598 .721
item_5 25.12
15.137 .451
.736 item_6
25.73 16.563
.188 .770
item_7 25.19
15.772 .458
.738 item_8
25.12 14.450
.614 .715
item_9 25.65
15.462 .443
.738 item_10
25.45 16.210
.283 .757
item_13 24.99
16.737 .175
.770
Scale Statistics
Mean Variance
Std. Deviation N of Items
27.84 18.277
4.275 11
3. Uji Validitas dan Reliabilitas skala perilaku berhutang