LAMPIRAN C
ANALISA RELIABILITAS UJI COBA SKALA
1. Reliabilitas skala uji coba skala motivasi belajar Running I
Reliability Statistics
Cronbachs Alpha
N of Items .459
28
Case Processing Summary
N Cases
Valid 260
100.0 Excluded
a
.0 Total
260 100.0
a. Listwise deletion based on all variables in the procedure.
Universitas Sumatera Utara
Item Statistics
Mean Std.
Deviation N
VAR00001 2.65
.932 260
VAR00002 2.50
1.085 260
VAR00003 2.46
.923 260
VAR00004 3.00
1.021 260
VAR00005 2.63
.923 260
VAR00006 2.98
1.041 260
VAR00007 2.85
1.038 260
VAR00008 2.87
1.090 260
VAR00009 2.78
1.041 260
VAR00010 3.52
1.137 260
VAR00011 3.37
1.133 260
VAR00012 2.96
1.054 260
VAR00013 2.48
1.085 260
VAR00014 2.65
1.060 260
VAR00015 2.73
1.031 260
VAR00016 2.88
1.098 260
VAR00017 2.40
.963 260
VAR00018 3.58
1.068 260
VAR00019 2.71
.998 260
VAR00020 3.61
1.149 260
VAR00021 3.08
1.046 260
VAR00022 3.57
1.239 260
VAR00023 3.24
1.107 260
VAR00024 3.63
1.170 260
VAR00025 3.26
1.115 260
VAR00026 2.53
1.048 260
VAR00027 2.50
1.103 260
VAR00028 2.70
1.033 260
Item-Total Statistics
Universitas Sumatera Utara
Scale Statistics
Me an
Variance Std. Deviation
N of Items 82.
12 56.870
7.541 28
Scale Mean if Item Deleted
Scale Variance if
Item Deleted Corrected
Item-Total Correlation
Cronbachs Alpha if Item
Deleted VAR00001
79.47 52.968
.224 .434
VAR00002 79.62
57.216 -.093
.484 VAR00003
79.66 59.083
-.216 .496
VAR00004 79.12
51.457 .298
.420 VAR00005
79.49 57.934
-.136 .485
VAR00006 79.14
53.626 .142
.445 VAR00007
79.27 56.653
-.055 .477
VAR00008 79.25
53.594 .131
.447 VAR00009
79.34 52.232
.236 .430
VAR00010 78.60
52.829 .166
.441 VAR00011
78.75 51.794
.232 .428
VAR00012 79.16
50.705 .337
.412 VAR00013
79.64 55.559
.008 .468
VAR00014 79.47
53.925 .117
.449 VAR00015
79.39 54.053
.116 .450
VAR00016 79.24
52.485 .200
.435 VAR00017
79.72 58.651
-.184 .493
VAR00018 78.54
56.280 -.034
.474 VAR00019
79.41 54.174
.116 .450
VAR00020 78.51
51.896 .221
.430 VAR00021
79.04 52.238
.234 .430
VAR00022 78.55
50.202 .292
.414 VAR00023
78.88 50.600
.320 .413
VAR00024 78.49
51.193 .257
.423 VAR00025
78.86 53.016
.161 .442
VAR00026 79.58
53.340 .159
.442 VAR00027
79.62 56.521
-.052 .478
VAR00028 79.42
56.105 -.020
.471
Universitas Sumatera Utara
Running II Case Processing Summary
N Cases
Valid 260
100.0 Excluded
a
.0 Total
260 100.0
a. Listwise deletion based on all variables in the procedure.
Reliability Statistics
Cronbachs Alpha
N of Items .656
13
Item Statistics
Mean Std.
Deviation N
VAR00001 2.65
.932 260
VAR00004 3.00
1.021 260
VAR00006 2.98
1.041 260
VAR00009 2.78
1.041 260
VAR00011 3.37
1.133 260
VAR00012 2.96
1.054 260
VAR00016 2.88
1.098 260
VAR00020 3.61
1.149 260
VAR00021 3.08
1.046 260
VAR00022 3.57
1.239 260
VAR00023 3.24
1.107 260
VAR00024 3.63
1.170 260
VAR00026 2.53
1.048 260
Universitas Sumatera Utara
Item-Total Statistics
Scale Mean if Item Deleted
Scale Variance if Item Deleted
Corrected Item- Total Correlation
Cronbachs Alpha if Item Deleted
VAR00001 37.63
34.773 .291
.638 VAR00004
37.29 33.442
.369 .625
VAR00006 37.31
34.631 .255
.642 VAR00009
37.51 36.112
.131 .661
VAR00011 36.92
33.202 .333
.630 VAR00012
37.33 33.418
.354 .627
VAR00016 37.41
34.467 .246
.644 VAR00020
36.68 34.019
.261 .642
VAR00021 37.21
35.092 .214
.649 VAR00022
36.72 30.264
.516 .594
VAR00023 37.05
33.368 .332
.630 VAR00024
36.66 33.261
.312 .633
VAR00026 37.75
36.503 .098
.666
2. Reliabilitas skala uji
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