Reliability
a. Bukti Fisik
Scale Scale Corrected Mean Variance Item- Alpha
if Item if Item Total if Item Deleted Deleted Correlation Deleted
T1 7.9333 12.7540 .7971 .9171 T2 7.7000 12.7000 .7566 .9222
T3 7.5000 11.9828 .8115 .9114 T4 7.4333 10.5299 .8827 .8968
T5 7.3000 9.9414 .8689 .9043 Reliability Coefficients
N of Cases = 30.0 N of Items = 5 Alpha = .9276
b. Kehandalan
Scale Scale Corrected Mean Variance Item- Alpha
if Item if Item Total if Item Deleted Deleted Correlation Deleted
R1 8.5000 14.8793 .8412 .9155 R2 8.2000 14.1655 .7534 .9220
R3 7.6333 12.5851 .8250 .9085 R4 7.8667 12.0506 .8867 .8956
R5 7.5333 11.9126 .8265 .9111 Reliability Coefficients
N of Cases = 30.0 N of Items = 5 Alpha = .9276
Lampiran 2. Uji Validitas dan Reliabilitas
Universitas Sumatera Utara
c. Daya Tanggap
Scale Scale Corrected Mean Variance Item- Alpha
if Item if Item Total if Item Deleted Deleted Correlation Deleted
RS1 7.9333 15.4437 .8488 .9624 RS2 7.7000 14.2862 .8774 .9528
RS3 7.5667 12.6678 .9445 .9391 RS4 7.4000 12.2483 .9481 .9387
RS5 7.1333 11.4989 .9161 .9503 Reliability Coefficients
N of Cases = 30.0 N of Items = 5 Alpha = .9591
d. Jaminan
Scale Scale Corrected Mean Variance Item- Alpha
if Item if Item Total if Item Deleted Deleted Correlation Deleted
A1 7.8333 11.8678 .5384 .8732 A2 7.7667 11.7023 .7045 .8316
A3 7.5667 10.6678 .7266 .8243 A4 7.4000 10.7310 .8083 .8038
A5 7.5667 11.5644 .6652 .8399 Reliability Coefficients
N of Cases = 30.0 N of Items = 5 Alpha = .8638
Universitas Sumatera Utara
e. Empati