Scale Statistics
Mean Variance Std. Deviation N of Items
89.7400 292.523
17.10330 21
VAR00008 84.7800
262.012 .609
.824 VAR00009
85.4800 253.887
.534 .825
VAR00010 85.1400
244.449 .782
.813 VAR00011
85.2800 257.512
.666 .821
VAR00012 86.5200
294.500 -.083
.852 VAR00013
84.8800 269.006
.428 .831
VAR00014 84.9200
270.075 .436
.831 VAR00015
86.0200 254.673
.570 .823
VAR00016 85.2600
260.482 .489
.828 VAR00017
85.3000 259.847
.524 .826
VAR00018 85.7400
274.482 .228
.840 VAR00019
85.8600 269.470
.425 .831
VAR00020 84.9800
258.918 .627
.823 VAR00021
85.8400 271.484
.290 .837
b. Reliabilitas setelah seleksi aitem
Case Processing Summary
N Cases
Valid 50
100.0 Excluded
a
.0 Total
50 100.0
a. Listwise deletion based on all variables in the procedure.
Reliability Statistics
Cronbachs Alpha
N of Items .867
19
Item Statistics
Mean Std. Deviation
N VAR00001
5.0400 1.17734
50 VAR00002
4.0200 1.76693
50 VAR00003
3.6800 1.91066
50 VAR00004
4.7000 1.40335
50 VAR00005
4.3200 1.92131
50 VAR00007
5.1200 1.49339
50 VAR00008
4.9600 1.44222
50 VAR00009
4.2600 2.02847
50
VAR00010 4.6000
1.82946 50
VAR00011 4.4600
1.52810 50
VAR00013 4.8600
1.51199 50
VAR00014 4.8200
1.42414 50
VAR00015 3.7200
1.88485 50
VAR00016 4.4800
1.82097 50
VAR00017 4.4400
1.75150 50
VAR00018 4.0000
1.90595 50
VAR00019 3.8800
1.49339 50
VAR00020 4.7600
1.54603 50
VAR00021 3.9000
1.84336 50
Item-Total Statistics
Scale Mean if Item Deleted
Scale Variance if Item
Deleted Corrected
Item-Total Correlation
Cronbachs Alpha if Item
Deleted VAR00001
78.9800 283.122
.438 .863
VAR00002 80.0000
279.714 .322
.867 VAR00003
80.3400 282.923
.238 .871
VAR00004 79.3200
276.181 .508
.860 VAR00005
79.7000 277.153
.328 .867
VAR00007 78.9000
271.684 .568
.858 VAR00008
79.0600 271.323
.599 .857
VAR00009 79.7600
261.329 .555
.857 VAR00010
79.4200 252.371
.794 .847
VAR00011 79.5600
266.129 .670
.854 VAR00013
79.1600 276.994
.449 .862
VAR00014 79.2000
277.878 .462
.861 VAR00015
80.3000 263.480
.569 .857
VAR00016 79.5400
268.253 .508
.859 VAR00017
79.5800 267.840
.540 .858
VAR00018 80.0200
283.530 .229
.871 VAR00019
80.1400 278.327
.427 .863
VAR00020 79.2600
268.196 .618
.856 VAR00021
80.1200 278.965
.317 .867
Scale Statistics
Mean Variance Std. Deviation N of Items
84.0200 301.857
17.37402 19