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Nâng cao chất lượng dịch vụ sửa chữa đi kèm bảo hành máy in tại Công ty TNHH MTV Công nghệ cao Quốc Đạt - 16


2. Biến phụ thuộc

Reliability Statistics


Cronbach's Alpha


N of Items


.762


3

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Nâng cao chất lượng dịch vụ sửa chữa đi kèm bảo hành máy in tại Công ty TNHH MTV Công nghệ cao Quốc Đạt - 16


Item-Total Statistics


Scale Mean if Item Deleted

Scale Variance if Item Deleted

Corrected Item-Total Correlation

Cronbach's Alpha if Item Deleted

DGC1

7.6615

1.636

.652

.614

DGC2

7.6692

2.068

.580

.699

DGC3

7.7308

2.012

.560

.719


PHÂN TÍCH NHÂN TỐ KHÁM PHÁ EFA


1. Biến độc lập

KMO and Bartlett's Test


Kaiser-Meyer-Olkin Measure of Sampling Adequacy.


.847

Approx. Chi-Square

1622.307

Bartlett's Test of Sphericity df

190

Sig.

.000


Total Variance Explained


Component


Initial Eigenvalues


Extraction Sums of Squared Loadings


Rotation Sums of Squared Loadings


Total


% of Variance


Cumulative %


Total


% of Variance


Cumulative %


Total


% of Variance


Cumulative %


1


7.410


37.048


37.048


7.410


37.048


37.048


3.024


15.119


15.119

2

2.811

14.056

51.104

2.811

14.056

51.104

2.928

14.642

29.761

3

1.790

8.949

60.053

1.790

8.949

60.053

2.896

14.481

44.242

4

1.476

7.378

67.431

1.476

7.378

67.431

2.878

14.391

58.632

5

1.055

5.274

72.705

1.055

5.274

72.705

2.815

14.073

72.705

6

.653

3.263

75.967







7

.646

3.232

79.199







8

.619

3.094

82.293







9

.521

2.604

84.897







10

.477

2.386

87.283







11

.419

2.094

89.378







12

.351

1.756

91.133







13

.324

1.621

92.754







14

.294

1.469

94.223







15

.284

1.421

95.643







16

.252

1.258

96.902







17

.246

1.232

98.134







18

.170

.850

98.983







19

.118

.590

99.573







20

.085

.427

100.000








Rotated Component Matrixa



Component

1

2

3

4

5

PV1 PV4 PV2 PV3 TC1 TC4 TC3 TC2 DB4 DB1 DB3 DB2 HH1 HH3 HH4 HH2 DC2 DC1 DC3

DC4

.802

.725

.676

.652


.832

.829

.807

.782


.898

.896

.788

.529


.883

.835

.807

.615


.779

.726

.699

.670

2. Biến phụ thuộc

KMO and Bartlett's Test


Kaiser-Meyer-Olkin Measure of Sampling Adequacy.

.680

Approx. Chi-Square

98.648

Bartlett's Test of Sphericity df

3

Sig.

.000


Total Variance Explained


Component

Initial

Eigenvalues

Extraction Sums of Squared Loadings

Total

% of Variance

Cumulative %

Total

% of Variance

Cumulative %

1

2.037

67.898

67.898

2.037

67.898

67.898

2

.558

18.604

86.502





3


.405


13.498


100.000




Component Matrixa



Component

1

DGC1

DGC2 DGC3

.861

.813

.797

Extraction Method: Principal Component Analysis.

a. 1 components extracted.


MA TRẬN TƯƠNG QUAN


Correlations



TC


PV


HH


DC


DB


DGC



Pearson Correlation


1


.000


.000


.000


.000

.437**

TC

Sig. (2-tailed)


1.000

1.000

1.000

1.000

.000


N

130

130

130

130

130

130


Pearson Correlation

.000

1

.000

.000

.000

.297**

PV

Sig. (2-tailed)

1.000


1.000

1.000

1.000

.001


N

130

130

130

130

130

130


Pearson Correlation

.000

.000

1

.000

.000

.246**

HH

Sig. (2-tailed)

1.000

1.000


1.000

1.000

.005


N

130

130

130

130

130

130


Pearson Correlation

.000

.000

.000

1

.000

.359**

DC

Sig. (2-tailed)

1.000

1.000

1.000


1.000

.000


N

130

130

130

130

130

130


Pearson Correlation

.000

.000

.000

.000

1

.415**

DB

Sig. (2-tailed)

1.000

1.000

1.000

1.000


.000


N

130

130

130

130

130

130


Pearson Correlation

.437**

.297**

.246**

.359**

.415**

1

DGC

Sig. (2-tailed)

.000

.001

.005

.000

.000



N

130

130

130

130

130

130


**. Correlation is significant at the 0.01 level (2-tailed).


HỆ SỐ TƯƠNG QUAN


Unstandardized


Coefficients

Standardized Coefficients


t


Sig.

B

Std. Error

Beta


-.164


.286



-.575


.566

.201

.056

.213

3.598

.000

.276

.073

.283

3.778

.000

.266

.065

.269

4.063

.000

.233

.074

.244

3.131

.002

.075

.055

.089

1.361

.176

Coefficientsa Coefficientsa


a. Dependent Variable: DGC


HỆ SỐ XÁC ĐỊNH R2

Model Summaryb


Model


R


R Square


Adjusted R Square

Std. Error of the Estimate


Durbin-Watson

1

.801a

.641

.626

.39884

1.978

a. Predictors: (Constant), DB, TC, HH, PV, DC


b. Dependent Variable: DGC


KIỂM ĐỊNH ĐỘ PHÙ HỢP ANOVA

ANOVAa


Model


Sum of Squares


df


Mean Square


F


Sig.



Regression


35.206


5


7.041


44.265

.000b

1

Residual

19.725

124

.159




Total

54.931

129




a. Dependent Variable: DGC


b. Predictors: (Constant), DB, TC, HH, PV, DC


KẾT QUẢ KIỂM ĐỊNH ONE – SIMPLE TEST

One-Sample Statistics



N


Mean


Std. Deviation


Std. Error Mean


TC1


130


3.9231


.90318


.07921

TC2

130

3.7077

.78203

.06859

TC3

130

3.8615

.80458

.07057

TC4

130

3.8000

.83897

.07358


One-Sample Test



Test Value = 4


t


df


Sig. (2-tailed)


Mean Difference


95% Confidence Interval of the Difference


Lower


Upper


TC1 TC2 TC3

TC4


-.971


-4.262


-1.962


-2.718


129


129


129


129


.333


.000


.052


.007


-.07692


-.29231


-.13846


-.20000


-.2337


-.4280


-.2781


-.3456


.0798


-.1566


.0012


-.0544



One-Sample Statistics



N


Mean


Std. Deviation


Std. Error Mean


PV1


130


3.7615


.82409


.07228

PV2

130

3.8385

.86090

.07551

PV3

130

3.8385

.86090

.07551

PV4

130

3.7154

.72854

.06390


One-Sample Test



Test


Value


=


4


t


df


Sig. (2-tailed)


Mean Difference


95% Confidence Interval of the Difference


Lower


Upper


PV1


-3.299


129


.001


-.23846


-.3815


-.0955

PV2

-2.139

129

.034

-.16154

-.3109

-.0121

PV3

-2.139

129

.034

-.16154

-.3109

-.0121

PV4

-4.454

129

.000

-.28462

-.4110

-.1582


One-Sample Statistics



N


Mean


Std. Deviation


Std. Error Mean


HH1


130


3.7077


.77205


.06771

HH2

130

3.7231

.79743

.06994

HH3

130

3.7538

.73729

.06466

HH4

130

3.7538

.78810

.06912


One-Sample Test



Test Value = 4


t


df


Sig. (2-tailed)


Mean Difference


95% Confidence Interval of the Difference


Lower


Upper


HH1 HH2 HH3

HH4


-4.317


-3.959


-3.807


-3.561


129


129


129


129


.000


.000


.000


.001


-.29231


-.27692


-.24615


-.24615


-.4263


-.4153


-.3741


-.3829


-.1583


-.1385


-.1182


-.1094


One-Sample Statistics



N


Mean


Std. Deviation


Std. Error Mean


DC1


130


3.9692


.83470


.07321

DC2

130

3.9385

.87828

.07703

DC3

130

3.8769

.80709

.07079

DC4

130

3.9462

.78069

.06847


One-Sample Test





Test


Value


=


4


t


df


Sig. (2-tailed)


Mean Difference


95% Confidence Interval of the Difference


Lower


Upper


DC1


-.420


129


.675


-.03077


-.1756


.1141

DC2

-.799

129

.426

-.06154

-.2139

.0909

DC3

-1.739

129

.084

-.12308

-.2631

.0170

DC4

-.786

129

.433

-.05385

-.1893

.0816


One-Sample Statistics



N


Mean


Std. Deviation


Std. Error Mean


DB1


130


3.8000


.95965


.08417

DB2

130

3.6923

.88787

.07787

DB3

130

3.9462

.93437

.08195

DB4

130

3.8385

.86986

.07629


One-Sample Test



Test Value = 4


t


df


Sig. (2-tailed)


Mean Difference


95% Confidence Interval of the Difference


Lower


Upper


DB1 DB2 DB3

DB4


-2.376


-3.951


-.657


-2.117


129


129


129


129


.019


.000


.512


.036


-.20000


-.30769


-.05385


-.16154


-.3665


-.4618


-.2160


-.3125


-.0335


-.1536


.1083


-.0106


One-Sample Statistics



N


Mean


Std. Deviation


Std. Error Mean


DGC1


130


3.8692


.86615


.07597

DGC2

130

3.8615

.73404

.06438

DGC3

130

3.8000

.77159

.06767


One-Sample Test



Test


Value


=


4


t


df


Sig. (2-tailed)


Mean Difference


95% Confidence Interval of the Difference


Lower


Upper


DGC1


-1.721


129


.088


-.13077


-.2811


.0195

DGC2

-2.151

129

.033

-.13846

-.2658

-.0111

DGC3

-2.955

129

.004

-.20000

-.3339

-.0661

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