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3.2. Phân tích nhân tố khám phá EFA với biến phụ thuộc

KMO and Bartlett's Test

Kaiser-Meyer-Olkin Measure of Sampling Adequacy.

.719
Approx. Chi-Square	148.327
Bartlett's Test of Sphericity df	3
Sig.	.000

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Total Variance Explained

Component

Initial	Eigenvalues		Extraction Sums of Squared Loadings
Total	% of Variance	Cumulative %	Total	% of Variance	Cumulative %
1	2.229	74.303	74.303	2.229	74.303	74.303
2	.422	14.052	88.355
3	.349	11.645	100.000

Extraction Method: Principal Component Analysis.

Component Matrixa

Component
1
QĐ2	.878
QĐ3	.856
QĐ1	.852

Extraction Method: Principal Component Analysis.

a. 1 components extracted.

4. Kết quả phân tích tương quan

Correlations

QĐ	SK	UT	SP	G	SC	CM
	Pearson Correlation	1	.668**	.511**	.579**	.604**	.271**	-.055
QĐ	Sig. (2-tailed)		.000	.000	.000	.000	.001	.524
	N	136	136	136	136	136	136	136
	Pearson Correlation	.668**	1	.430**	.565**	.549**	.220**	.075
SK	Sig. (2-tailed)	.000		.000	.000	.000	.010	.385
	N	136	136	136	136	136	136	136
	Pearson Correlation	.511**	.430**	1	.344**	.416**	.449**	.060
UT	Sig. (2-tailed)	.000	.000		.000	.000	.000	.487
	N	136	136	136	136	136	136	136
	Pearson Correlation	.579**	.565**	.344**	1	.498**	.120	-.037
SP	Sig. (2-tailed)	.000	.000	.000		.000	.164	.668
	N	136	136	136	136	136	136	136
	Pearson Correlation	.604**	.549**	.416**	.498**	1	.361**	.009
G	Sig. (2-tailed)	.000	.000	.000	.000		.000	.921
	N	136	136	136	136	136	136	136
	Pearson Correlation	.271**	.220**	.449**	.120	.361**	1	.175*
SC	Sig. (2-tailed)	.001	.010	.000	.164	.000		.041
	N	136	136	136	136	136	136	136
	Pearson Correlation	-.055	.075	.060	-.037	.009	.175*	1
CM	Sig. (2-tailed)	.524	.385	.487	.668	.921	.041
	N	136	136	136	136	136	136	136

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

*. Correlation is significant at the 0.05 level (2-tailed).

5. Kết quả phân tích hồi quy

Variables Entered/Removeda

Model

Variables Entered

Variables

Removed

Method

SC, SP, UT, G,

SKb

Enter

a. Dependent Variable: QĐ

b. All requested variables entered.

Model Summaryb

Model

R Square

Adjusted R

Square

Std. Error of the

Estimate

Durbin-Watson

.766a

.586

.570

.35276

1.743

a. Predictors: (Constant), SC, SP, UT, G, SK

b. Dependent Variable: QĐ

ANOVAa

Model

Sum of Squares	df	Mean Square	F	Sig.
	Regression	22.933	5	4.587	36.857	.000b
1	Residual	16.177	130	.124
	Total	39.110	135

a. Dependent Variable: QĐ

b. Predictors: (Constant), SC, SP, UT, G, SK

Coefficientsa

Model

Unstandardized Coefficients		Standardized Coefficients	t	Sig.	Collinearity	Statistics
B	Std. Error	Beta	t	Sig.	Tolerance	VIF
	(Constant)	.009	.330		.028	.977
	SK	.364	.081	.340	4.501	.000	.558	1.793
1	UT	.187	.065	.199	2.868	.005	.661	1.512
	SP	.237	.084	.202	2.807	.006	.616	1.623
	G	.270	.085	.235	3.167	.002	.580	1.725
	SC	-.002	.055	-.003	-.039	.969	.745	1.343

a. Dependent Variable: QĐ

6. Kết quả kiểm định One Sample T- test

6.1. “Nhận thức về sức khỏe”

One-Sample Statistics

N	Mean	Std. Deviation	Std. Error Mean
SK1	136	4.31	.627	.054
SK2	136	3.90	.687	.059
SK3	136	3.86	.690	.059
SK4	136	3.82	.595	.051

One-Sample Test

Test Value = 3
t	df	Sig. (2-tailed)	Mean Difference	95% Differ	Confidence ence	Interval	of	the
				Lower		Upper
SK1	24.353	135	.000	1.309	1.20		1.42
SK2	15.347	135	.000	.904	.79		1.02
SK3	14.532	135	.000	.860	.74		.98
SK4	16.146	135	.000	.824	.72		.92

6.2. “Uy tín công ty

One-Sample Statistics

N	Mean	Std. Deviation	Std. Error Mean
UT1	136	4.03	.666	.057
UT2	136	3.92	.689	.059
UT3	136	3.83	.684	.059
UT4	136	3.93	.716	.061

One-Sample Test

Test Value = 3
t	df	Sig. (2-tailed)	Mean Difference	95% Differ	Confidence ence	Interval	of	the
				Lower		Upper
UT1	18.025	135	.000	1.029	.92		1.14
UT2	15.554	135	.000	.919	.80		1.04
UT3	14.172	135	.000	.831	.71		.95
UT4	15.084	135	.000	.926	.80		1.05

6.3. “Đặc điểm sản phẩm”

One-Sample Statistics

N	Mean	Std. Deviation	Std. Error Mean
SP1	136	4.51	.544	.047
SP2	136	3.96	.522	.045
SP3	136	3.57	.706	.061
SP4	136	4.01	.627	.054

One-Sample Test

Test Value = 3
t	df	Sig. (2-tailed)	Mean Difference	95% Differ	Confidence ence	Interval	of	the
				Lower		Upper
SP1	32.297	135	.000	1.507	1.42		1.60
SP2	21.510	135	.000	.963	.87		1.05
SP3	9.475	135	.000	.574	.45		.69
SP4	18.750	135	.000	1.007	.90		1.11

6.4. “Nhận thức về giá”

One-Sample Statistics

N	Mean	Std. Deviation	Std. Error Mean
G1	136	4.18	.533	.046
G2	136	3.68	.569	.049
G3	136	3.89	.717	.061
G4	136	3.56	.568	.049

One-Sample Test

Test Value = 3
t	df	Sig. (2-tailed)	Mean Difference	95% Differ	Confidence ence	Interval	of	the
				Lower		Upper
G1	25.884	135	.000	1.184	1.09		1.27
G2	13.856	135	.000	.676	.58		.77
G3	14.477	135	.000	.890	.77		1.01
G4	11.477	135	.000	.559	.46		.66

6.5. “Quyết định lựa chọn”

One-Sample Statistics

N	Mean	Std. Deviation	Std. Error Mean
QĐ1	136	4.43	.497	.043
QĐ2	136	4.09	.683	.059
QĐ3	136	3.97	.688	.059

One-Sample Test

Test Value = 3
t	df	Sig. (2-tailed)	Mean Difference	95% Differ	Confidence ence	Interval	of	the
				Lower		Upper
QĐ1	33.615	135	.000	1.434	1.35		1.52
QĐ2	18.586	135	.000	1.088	.97		1.20
QĐ3	16.454	135	.000	.971	.85		1.09

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