1. Reliabilitas Daya Beda Aitem Skala Uji Coba Sikap
Reliability Statistics
Cronbachs Alpha
Cronbachs Alpha Based on
Standardized Items
N of Items ,859
,863 8
Item-Total Statistics
Scale Mean if Item Deleted
Scale Variance if Item Deleted
Corrected Item-Total
Correlation Squared
Multiple Correlation
Cronbachs Alpha if Item
Deleted VAR00001
27,95 46,276
,850 ,855
,815 VAR00002
27,34 51,637
,539 ,506
,850 VAR00003
27,42 53,625
,443 ,509
,859 VAR00004
27,77 47,981
,732 ,777
,828 VAR00005
28,24 53,465
,306 ,128
,882 VAR00006
28,61 52,077
,538 ,399
,850 VAR00007
28,11 44,462
,779 ,732
,820 VAR00008
27,76 46,678
,736 ,751
,827
2. Reliabilitas Daya Beda Aitem Skala Uji Coba Norma Subjektif
Reliability Statistics
Cronbachs Alpha
Cronbachs Alpha Based on
Standardized Items
N of Items ,832
,821 8
Universitas Sumatera Utara
Item-Total Statistics
Scale Mean if Item Deleted
Scale Variance if Item Deleted
Corrected Item-Total
Correlation Squared
Multiple Correlation
Cronbachs Alpha if Item
Deleted VAR00001
26,98 28,508
,768 ,723
,779 VAR00002
27,18 31,722
,690 ,638
,793 VAR00003
27,21 31,283
,731 ,826
,788 VAR00004
27,11 30,135
,697 ,809
,791 VAR00005
25,71 38,013
,342 ,359
,836 VAR00006
26,03 37,343
,361 ,585
,835 VAR00007
26,76 35,170
,526 ,585
,816 VAR00008
26,18 37,984
,311 ,386
,840
3. Reliabilitas Daya Beda Aitem Skala Uji Coba Perceived Behavioral
Control
Reliability Statistics
Cronbachs Alpha
Cronbachs Alpha Based on
Standardized Items
N of Items ,912
,908 8
Item-Total Statistics
Scale Mean if Item Deleted
Scale Variance if Item Deleted
Corrected Item-Total
Correlation Squared
Multiple Correlation
Cronbachs Alpha if Item
Deleted VAR00001
27,69 52,019
,877 ,849
,887 VAR00002
27,52 53,762
,762 ,815
,897 VAR00003
27,18 57,296
,695 ,601
,903 VAR00004
27,94 63,537
,342 ,176
,927 VAR00005
27,85 49,536
,833 ,752
,890 VAR00006
27,50 50,877
,849 ,782
,889 VAR00007
27,34 52,949
,757 ,743
,897 VAR00008
28,39 57,848
,588 ,393
,911
Universitas Sumatera Utara
4. Reliabilitas Daya Beda Aitem Skala Uji Coba Intensi