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APPENDIX No. 1HISTOGRAMS OF NORMAL DISTRIBUTIONOF MEASURED VARIABLES

APPENDIX No. 1HISTOGRAMS OF NORMAL DISTRIBUTIONOF MEASURED VARIABLES

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68

APPENDIX No. 2
SCALE RELIABILITY

Scale: POS
Case Processing Summary
N
Cases

Valid
a

Excluded
Total

%
200

100.0

0

.0

200

100.0

a. Listwise deletion based on all variables in the
procedure.

69
Reliability Statistics
Cronbach's Alpha

N of Items

.921

6

Item Statistics
Mean

Std. Deviation

N

POS. 1

4.76

1.262

200

POS. 2

5.04

1.354

200

POS. 3

4.95

1.214

200

POS. 4

4.67

1.292

200

POS. 5

4.58

1.412

200

POS. 6

4.62

1.479

200

Item-Total Statistics
Scale Mean if

Scale Variance if

Corrected Item-

Cronbach's Alpha

Item Deleted

Item Deleted

Total Correlation

if Item Deleted

POS. 1

23.85

34.209

.712

.915

POS. 2

23.57

33.151

.727

.914

POS. 3

23.65

33.825

.780

.907

POS. 4

23.93

32.453

.829

.900

POS. 5

24.03

31.296

.825

.900

POS. 6

23.98

31.100

.790

.906

Scale Statistics
Mean

Variance

28.60

Std. Deviation

46.321

N of Items

6.806

6

Scale: PE
Case Processing Summary
N
Cases

Valid
a

Excluded
Total

%
200

100.0

0

.0

200

100.0

a. Listwise deletion based on all variables in the
procedure.

Reliability Statistics
Cronbach's Alpha
.921

N of Items
5

70
Item Statistics
Mean

Std. Deviation

N

PE.1

5.91

1.110

200

PE. 2

5.95

1.048

200

PE. 3

5.83

1.010

200

PE. 4

6.12

.980

200

PE.5

6.12

1.003

200

Item-Total Statistics
Scale Mean if

Scale Variance if

Corrected Item-

Cronbach's Alpha

Item Deleted

Item Deleted

Total Correlation

if Item Deleted

PE.1

24.01

13.030

.741

.915

PE. 2

23.97

12.808

.840

.894

PE. 3

24.09

13.455

.773

.908

PE. 4

23.79

13.363

.821

.899

PE.5

23.80

13.269

.811

.900

Scale Statistics
Mean

Variance

29.91

Std. Deviation

20.203

N of Items

4.495

5

6. Scale: EE
Case Processing Summary
N
Cases

Valid
a

Excluded
Total

%
200

100.0

0

.0

200

100.0

a. Listwise deletion based on all variables in the
procedure.

Reliability Statistics
Cronbach's Alpha

N of Items

.928

6
Item Statistics

Mean

Std. Deviation

N

EE.1

5.95

1.126

200

EE. 2

5.77

1.142

200

EE. 3

5.52

1.211

200

EE. 4

5.48

1.203

200

EE. 5

5.49

1.178

200

EE. 6

5.20

1.239

200

71

Item-Total Statistics
Scale Mean if

Scale Variance if

Corrected Item-

Cronbach's Alpha

Item Deleted

Item Deleted

Total Correlation

if Item Deleted

EE.1

27.45

27.575

.696

.926

EE. 2

27.62

27.352

.705

.925

EE. 3

27.88

25.557

.821

.911

EE. 4

27.91

25.469

.837

.908

EE. 5

27.91

25.684

.838

.908

EE. 6

28.20

25.062

.845

.907

Scale Statistics
Mean

Variance

33.39

Std. Deviation

37.073

N of Items

6.089

6

Scale: CE
Case Processing Summary
N
Cases

Valid
a

Excluded
Total

%
200

100.0

0

.0

200

100.0

a. Listwise deletion based on all variables in the
procedure.

Reliability Statistics
Cronbach's Alpha

N of Items

.918

4

Item Statistics
Mean

Std. Deviation

N

CE. 1

5.86

1.004

200

CE. 2

5.89

1.076

200

CE. 3

5.57

1.040

200

CE. 4

5.91

.985

200

Item-Total Statistics
Scale Mean if

Scale Variance if

Corrected Item-

Cronbach's Alpha

Item Deleted

Item Deleted

Total Correlation

if Item Deleted

CE. 1

17.36

7.939

.814

.894

CE. 2

17.33

7.567

.816

.893

CE. 3

17.65

7.949

.772

.908

CE. 4

17.31

7.871

.852

.881

72

Scale Statistics
Mean

Variance

23.21

Std. Deviation

13.554

N of Items

3.682

4

Scale: JP
Case Processing Summary
N
Cases

Valid
a

Excluded
Total

%
200

100.0

0

.0

200

100.0

a. Listwise deletion based on all variables in the
procedure.

Reliability Statistics
Cronbach's Alpha

N of Items

.917

4

Item Statistics
Mean

Std. Deviation

N

JP. 1

5.94

.972

200

JP. 2

6.06

.944

200

JP. 3

5.77

1.016

200

JP. 4

5.95

.955

200

Item-Total Statistics
Scale Mean if

Scale Variance if

Corrected Item-

Cronbach's Alpha

Item Deleted

Item Deleted

Total Correlation

if Item Deleted

JP. 1

17.78

7.097

.784

.901

JP. 2

17.66

7.011

.841

.882

JP. 3

17.95

6.937

.773

.906

JP. 4

17.77

6.944

.844

.880

Scale Statistics
Mean
23.72

Variance
12.104

Std. Deviation
3.479

N of Items
4

73

APPENDIX No. 3
UNIDIMENSIONALITY
(TÍNH ĐƠN HƯỚNG/ ĐƠN NGUYÊN)

1. Factor Analysis: POS
KMO and Bartlett's Test
Kaiser-Meyer-Olkin Measure of Sampling Adequacy.
Bartlett's Test of Sphericity

.884

Approx. Chi-Square

874.459

Df

15

Sig.

.000

Communalities
Initial

Extraction

POS. 1

1.000

.644

POS. 2

1.000

.652

POS. 3

1.000

.727

POS. 4

1.000

.788

POS. 5

1.000

.781

POS. 6

1.000

.736

Extraction Method: Principal
Component Analysis.

Total Variance Explained
Compone

Initial Eigenvalues

nt
Total

Extraction Sums of Squared Loadings

% of

Cumulativ

Variance

e%

1

4.327

72.120

72.120

2

.574

9.573

81.693

3

.418

6.971

88.664

4

.282

4.701

93.365

5

.209

3.483

96.848

6

.189

3.152

100.000

dimension0

Extraction Method: Principal Component Analysis.

Total
4.327

% of Variance
72.120

Cumulative %
72.120

74
Component Matrix

a

Component
1
POS. 4

.887

POS. 5

.884

POS. 6

.858

POS. 3

.853

POS. 2

.808

POS. 1

.802

Extraction Method:
Principal Component
Analysis.
a. 1 components
extracted.

2. Factor Analysis: PE
KMO and Bartlett's Test
Kaiser-Meyer-Olkin Measure of Sampling Adequacy.
Bartlett's Test of Sphericity

.871

Approx. Chi-Square

732.331

Df

10

Sig.

.000

Communalities
Initial

Extraction

PE.1

1.000

.691

PE. 2

1.000

.814

PE. 3

1.000

.734

PE. 4

1.000

.794

PE.5

1.000

.782

Extraction Method: Principal
Component Analysis.

Total Variance Explained
Component

Initial Eigenvalues

Extraction Sums of Squared Loadings

% of
Total

dimension0

Variance

Cumulative %

1

3.816

76.311

76.311

2

.398

7.954

84.264

3

.360

7.203

91.467

4

.252

5.032

96.499

5

.175

3.501

100.000

Total
3.816

% of Variance
76.311

Cumulative %
76.311