안녕하세요.
|
Reliability
Statistics
|
|
TYPE
|
Cronbach's
Alpha
|
Cronbach's
Alpha Based on Standardized Items
|
N of Items
|
|
1
|
.660
|
.654
|
3
|
|
Summary Item
Statistics
|
|
TYPE
|
Mean
|
Minimum
|
Maximum
|
Range
|
Maximum /
Minimum
|
Variance
|
N of Items
|
|
1
|
Item Means
|
4.261
|
3.764
|
4.711
|
.947
|
1.252
|
.226
|
3
|
|
Item Variances
|
1.329
|
1.191
|
1.602
|
.411
|
1.345
|
.056
|
3
|
|
Item-Total
Statistics
|
|
TYPE
|
Scale Mean if
Item Deleted
|
Scale
Variance if Item Deleted
|
Corrected
Item-Total Correlation
|
Squared
Multiple Correlation
|
Cronbach's
Alpha if Item Deleted
|
|
1
|
Q1
|
8.071
|
3.943
|
.456
|
.296
|
.584
|
|
Q2
|
9.018
|
2.861
|
.620
|
.394
|
.332
|
|
Q3
|
8.475
|
4.300
|
.359
|
.175
|
.699
|
"Item-Total Statistics"표에서 나온 마지막 항목-"Cronbach's Alpha if Item Deleted"에 있는 숫자들(0.584, 0.332, 0.669) 어떻게 계산해 나온 거예요? 예를 들어 설명해주시면 대단히 감사하겠습니다.
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