Table 3. Reliability and validity of the measurement model.
Variable | Item | Cronbach’s Alpha | Factor Loading | Composite Reliability | Average Variance Extracted | Item-Total Correlation |
---|---|---|---|---|---|---|
Behavioral Intention | BI12 | 0.923 | 0.89 | 0.9241 | 0.7534 | 0.916 |
BI13 | 0.88 | 0.912 | ||||
BI14 | 0.85 | 0.896 | ||||
BI15 | 0.85 | 0.886 | ||||
Perceived Usefulness | PU1 | 0.912 | 0.87 | 0.9124 | 0.6759 | 0.876 |
PU2 | 0.86 | 0.870 | ||||
PU3 | 0.80 | 0.860 | ||||
PU4 | 0.77 | 0.838 | ||||
PU5 | 0.84 | 0.874 | ||||
Perceived Ease of use |
PEOU1 | 0.905 | 0.85 | 0.9065 | 0.6201 | 0.860 |
PEOU2 | 0.78 | 0.842 | ||||
PEOU3 | 0.76 | 0.825 | ||||
PEOU4 | 0.74 | 0.780 | ||||
PEOU5 | 0.70 | 0.756 | ||||
PEOU6 | 0.86 | 0.873 | ||||
System Support | H7 | 0.855 | 0.61 | 0.8611 | 0.5536 | 0.749 |
H8 | 0.84 | 0.863 | ||||
H9 | 0.72 | 0.768 | ||||
H11 | 0.84 | 0.856 | ||||
H12 | 0.79 | 0.806 | ||||
User-Interface Design | H1 | 0.892 | 0.67 | 0.8988 | 0.6426 | 0.763 |
H2 | 0.82 | 0.862 | ||||
H6 | 0.92 | 0.913 | ||||
H10 | 0.90 | 0.903 | ||||
H13 | 0.70 | 0.755 | ||||
Navigation | H3 | 0.865 | 0.82 | 0.8578 | 0.6016 | 0.915 |
H4 | 0.71 | 0.860 | ||||
H5 | 0.93 | 0.870 | ||||
H14 | 0.69 | 0.768 |