PHỤ LỤC 9: KIỂM ĐỊNH ĐỘ TIN CẬY CỦA THANG ĐO THÔNG QUA MẪU KHẢO SÁT SƠ BỘ
9.1 KIỂM ĐỊNH HỆ SỐ CRONBACH’S ALPHA
Case Processing Summary
N | % | ||
Valid | 150 | 100.0 | |
Cases | Excludeda | 0 | .0 |
Total | 150 | 100.0 |
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- Cronbach’S Alpha Của Thang Đo Kiến Thức Thương Hiệu
- Cronbach’S Alpha Của Thang Đo Làm Việc Nhóm
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a. Listwise deletion based on all variables in the procedure.
Reliability Statistics
N of Items | |
.928 | 6 |
Item Statistics
Mean | Std. Deviation | N | |
KTTH1 | 3.63 | .840 | 150 |
KTTH2 | 3.55 | .894 | 150 |
KTTH3 | 3.59 | .898 | 150 |
KTTH4 | 3.41 | .906 | 150 |
KTTH5 | 3.62 | .849 | 150 |
KTTH6 | 3.61 | .940 | 150 |
Item-Total Statistics
Scale Mean if Item Deleted | Scale Variance if Item Deleted | Corrected Item- Total Correlation | Cronbach's Alpha if Item Deleted | |
KTTH1 | 17.79 | 14.648 | .857 | .906 |
KTTH2 | 17.87 | 14.304 | .852 | .906 |
KTTH3 | 17.83 | 14.735 | .772 | .917 |
KTTH4 | 18.01 | 14.570 | .791 | .914 |
KTTH5 | 17.80 | 15.342 | .722 | .923 |
KTTH6 | 17.81 | 14.587 | .751 | .920 |
N of Items | |
.897 | 7 |
Cronbach's Alpha
Mean | Std. Deviation | N | |
VTRR7 | 3.94 | .593 | 150 |
VTRR8 | 3.93 | .603 | 150 |
VTRR9 | 3.91 | .567 | 150 |
VTRR10 | 3.90 | .565 | 150 |
VTRR11 | 3.87 | .583 | 150 |
VTRR12 | 3.92 | .608 | 150 |
VTRR13 | 3.91 | .606 | 150 |
Item-Total Statistics
Scale Mean if Item Deleted | Scale Variance if Item Deleted | Corrected Item- Total Correlation | Cronbach's Alpha if Item Deleted | |
VTRR7 | 23.44 | 7.671 | .759 | .875 |
VTRR8 | 23.45 | 7.498 | .805 | .869 |
VTRR9 | 23.47 | 8.076 | .659 | .886 |
VTRR10 | 23.48 | 7.755 | .778 | .873 |
VTRR11 | 23.51 | 8.413 | .523 | .892 |
VTRR12 | 23.46 | 7.888 | .663 | .886 |
VTRR13 | 23.47 | 7.727 | .720 | .879 |
Case Processing Summary
N | % | ||
Valid | 150 | 100.0 | |
Cases | Excludeda | 0 | .0 |
Total | 150 | 100.0 |
a. Listwise deletion based on all variables in the procedure.
N of Items | |
.920 | 7 |
Cronbach's Alpha
Mean | Std. Deviation | N | |
CKTH14 | 4.05 | .460 | 150 |
CKTH15 | 4.10 | .445 | 150 |
CKTH16 | 3.98 | .484 | 150 |
CKTH17 | 4.05 | .475 | 150 |
CKTH18 | 3.99 | .441 | 150 |
CKTH19 | 4.03 | .484 | 150 |
CKTH20 | 3.96 | .432 | 150 |
Item-Total Statistics
Scale Mean if Item Deleted | Scale Variance if Item Deleted | Corrected Item- Total Correlation | Cronbach's Alpha if Item Deleted | |
CKTH14 | 24.12 | 5.194 | .768 | .906 |
CKTH15 | 24.07 | 5.008 | .909 | .892 |
CKTH16 | 24.19 | 5.271 | .680 | .915 |
CKTH17 | 24.12 | 5.019 | .833 | .899 |
CKTH18 | 24.18 | 5.531 | .622 | .920 |
CKTH19 | 24.14 | 5.034 | .806 | .902 |
CKTH20 | 24.21 | 5.511 | .651 | .917 |
Case Processing Summary
N | % | ||
Valid | 150 | 100.0 | |
Cases | Excludeda | 0 | .0 |
Total | 150 | 100.0 |
a. Listwise deletion based on all variables in the procedure.
N of Items | |
.889 | 4 |
Cronbach's Alpha
Item Statistics
Mean | Std. Deviation | N | |
LV21 | 3.75 | .750 | 150 |
LV22 | 3.75 | .734 | 150 |
LV23 | 3.70 | .702 | 150 |
LV24 | 3.79 | .708 | 150 |
Item-Total Statistics
Scale Mean if Item Deleted | Scale Variance if Item Deleted | Corrected Item- Total Correlation | Cronbach's Alpha if Item Deleted | |
LV21 | 11.24 | 3.754 | .678 | .887 |
LV22 | 11.25 | 3.449 | .843 | .823 |
LV23 | 11.29 | 3.766 | .745 | .861 |
LV24 | 11.20 | 3.705 | .765 | .854 |
Case Processing Summary
N | % | ||
Valid | 150 | 100.0 | |
Cases | Excludeda | 0 | .0 |
Total | 150 | 100.0 |
a. Listwise deletion based on all variables in the procedure.
9.2 PHÂN TÍCH NHÂN TỐ KHÁM PHÁ SƠ BỘ
Kaiser-Meyer-Olkin Measure of Sampling Adequacy. | .716 | |
Approx. Chi-Square | 6402.076 | |
Bartlett's Test of Sphericity | df | 1711 |
Sig. | .000 |
Communalities
Initial | Extraction | |
KTTH1 | .825 | .811 |
KTTH2 | .848 | .831 |
KTTH3 | .767 | .691 |
KTTH4 | .830 | .746 |
KTTH5 | .725 | .640 |
KTTH6 | .737 | .657 |
VTRR7 | .818 | .804 |
VTRR8 | .843 | .820 |
VTRR9 | .798 | .785 |
VTRR10 | .857 | .811 |
VTRR11 | .672 | .505 |
VTRR12 | .815 | .693 |
VTRR13 | .873 | .993 |
CKTH14 | .767 | .641 |
CKTH15 | .948 | .973 |
CKTH16 | .674 | .579 |
CKTH17 | .897 | .830 |
CKTH18 | .679 | .562 |
CKTH19 | .848 | .743 |
CKTH20 | .677 | .569 |
LV21 | .700 | .613 |
LV22 | .854 | .851 |
LV23 | .747 | .645 |
LV24 | .810 | .719 |
CN25 | .723 | .702 |
CN26 | .743 | .691 |
CN27 | .729 | .688 |
CN28 | .698 | .647 |
TG29 | .671 | .650 |
TG30 | .728 | .663 |
TG31 | .679 | .584 |
TG32 | .625 | .534 |
TG33 | .709 | .655 |
Communalities
Initial | Extraction | |
PT34 | .702 | .588 |
PT35 | .696 | .626 |
PT36 | .809 | .841 |
PT37 | .737 | .678 |
PT38 | .674 | .596 |
DM39 | .625 | .500 |
DM40 | .784 | .742 |
DM41 | .800 | .829 |
DM42 | .731 | .711 |
DM43 | .540 | .373 |
DT44 | .563 | .418 |
DT45 | .647 | .629 |
DT46 | .697 | .763 |
DT47 | .615 | .442 |
DH48 | .579 | .530 |
DH49 | .548 | .558 |
DH50 | .621 | .622 |
HH51 | .701 | .470 |
HH52 | .733 | .599 |
HH53 | .885 | .746 |
HH54 | .661 | .528 |
HH55 | .896 | .906 |
GTTH56 | .741 | .618 |
GTTH57 | .872 | .884 |
GTTH58 | .889 | .913 |
GTTH59 | .703 | .604 |
Extraction Method: Principal Axis Factoring.
Initial Eigenvalues | Extraction Sums of Squared Loadings | Rotation Sums of Squared Loadings | |||||||
Total | % of Variance | Cumulati ve % | Total | % of Variance | Cumulati ve % | Total | % of Variance | Cumulati ve % | |
1 | 7.490 | 12.695 | 12.695 | 7.490 | 12.695 | 12.695 | 5.489 | 9.304 | 9.304 |
2 | 6.342 | 10.750 | 23.444 | 6.342 | 10.750 | 23.444 | 5.447 | 9.233 | 18.536 |
3 | 4.981 | 8.442 | 31.886 | 4.981 | 8.442 | 31.886 | 4.617 | 7.826 | 26.362 |
4 | 4.348 | 7.370 | 39.256 | 4.348 | 7.370 | 39.256 | 4.302 | 7.292 | 33.654 |
5 | 3.848 | 6.523 | 45.778 | 3.848 | 6.523 | 45.778 | 3.993 | 6.769 | 40.423 |
6 | 3.515 | 5.957 | 51.735 | 3.515 | 5.957 | 51.735 | 3.933 | 6.665 | 47.089 |
7 | 3.275 | 5.552 | 57.287 | 3.275 | 5.552 | 57.287 | 3.445 | 5.839 | 52.928 |
8 | 3.017 | 5.113 | 62.400 | 3.017 | 5.113 | 62.400 | 3.390 | 5.745 | 58.673 |
9 | 2.661 | 4.510 | 66.911 | 2.661 | 4.510 | 66.911 | 3.293 | 5.581 | 64.254 |
10 | 2.561 | 4.341 | 71.252 | 2.561 | 4.341 | 71.252 | 3.211 | 5.443 | 69.697 |
11 | 2.455 | 4.161 | 75.413 | 2.455 | 4.161 | 75.413 | 3.144 | 5.330 | 75.026 |
12 | 1.604 | 2.718 | 78.131 | 1.604 | 2.718 | 78.131 | 1.832 | 3.105 | 78.131 |
13 | .998 | 1.691 | 79.822 | ||||||
14 | .874 | 1.481 | 81.303 | ||||||
15 | .748 | 1.268 | 82.572 | ||||||
16 | .679 | 1.151 | 83.723 | ||||||
17 | .610 | 1.034 | 84.757 | ||||||
18 | .546 | .926 | 85.683 | ||||||
19 | .529 | .897 | 86.579 | ||||||
20 | .466 | .790 | 87.369 | ||||||
21 | .460 | .780 | 88.150 | ||||||
22 | .418 | .709 | 88.859 | ||||||
23 | .410 | .695 | 89.554 | ||||||
24 | .402 | .681 | 90.235 | ||||||
25 | .371 | .629 | 90.864 | ||||||
26 | .352 | .597 | 91.461 | ||||||
27 | .349 | .591 | 92.052 | ||||||
28 | .315 | .534 | 92.586 | ||||||
29 | .301 | .510 | 93.095 | ||||||
30 | .287 | .486 | 93.582 | ||||||
31 | .266 | .451 | 94.033 | ||||||
32 | .262 | .444 | 94.477 |
Compo nent
Initial Eigenvalues | Extraction Sums of Squared Loadings | Rotation Sums of Squared Loadings | |||||||
Total | % of Variance | Cumulati ve % | Total | % of Variance | Cumulati ve % | Total | % of Variance | Cumulati ve % | |
33 | .250 | .424 | 94.900 | ||||||
34 | .244 | .413 | 95.313 | ||||||
35 | .219 | .371 | 95.684 | ||||||
36 | .216 | .365 | 96.049 | ||||||
37 | .205 | .348 | 96.397 | ||||||
38 | .193 | .327 | 96.725 | ||||||
39 | .182 | .308 | 97.032 | ||||||
40 | .177 | .300 | 97.332 | ||||||
41 | .172 | .292 | 97.624 | ||||||
42 | .155 | .263 | 97.887 | ||||||
43 | .144 | .244 | 98.131 | ||||||
44 | .131 | .223 | 98.353 | ||||||
45 | .126 | .213 | 98.566 | ||||||
46 | .117 | .199 | 98.765 | ||||||
47 | .108 | .183 | 98.947 | ||||||
48 | .096 | .163 | 99.110 | ||||||
49 | .087 | .147 | 99.256 | ||||||
50 | .079 | .135 | 99.391 | ||||||
51 | .072 | .123 | 99.514 | ||||||
52 | .070 | .118 | 99.632 | ||||||
53 | .060 | .101 | 99.734 | ||||||
54 | .051 | .087 | 99.820 | ||||||
55 | .045 | .076 | 99.897 | ||||||
56 | .038 | .065 | 99.962 | ||||||
57 | .023 | .038 | 100.000 | ||||||
58 | 2.175E- 017 | 3.687E- 017 | 100.000 | ||||||
59 | 1.944E- 018 | 3.296E- 018 | 100.000 |
Compo nent
Extraction Method: Principal Component Analysis.