Table 3 Comparison of the posttest modified technology acceptance model 3 questionnaire scores across the 3 groups
Acceptance scale | Controla Mean (SD) | CDVb Mean (SD) | BADEc Mean (SD) | F value | P value | Scheffe’s test |
|---|---|---|---|---|---|---|
Determinants of perceived usefulness | ||||||
 Subjective norms | 4.68 (0.86) | 5.11 (0.83) | 4.88 (0.82) | 13.74 |  < .001 | a < c < b |
 Image | 4.26 (1.02) | 4.68 (0.92) | 4.57 (0.98) | 10.25 |  < .001 | a < b; a < c |
 Job relevance | 4.89 (0.86) | 5.34 (0.78) | 5.17 (0.79) | 15.70 |  < .001 | a < b; a < c |
 Output quality | 4.70 (1.00) | 5.22 (0.83) | 5.06 (0.85) | 18.04 |  < .001 | a < b; a < c |
 Result demonstrability | 4.61 (0.73) | 5.07 (0.82) | 4.88 (0.82) | 17.04 |  < .001 | a < b; a < c |
Determinants of perceived ease of use | ||||||
 Perception of external control | 4.79 (0.72) | 5.11 (0.69) | 4.97 (0.69) | 10.49 |  < .001 | a < b; a < c |
 Computer self-efficacy | 6.00 (0.68) | 6.35 (0.68) | 6.18 (0.68) | 13.71 |  < .001 | a < c < b |
 Computer anxiety | 3.05 (0.49) | 2.37 (0.57) | 2.59 (0.56) | 83.77 |  < .001 | b < c < a |
 Computer playfulness | 4.52 (0.67) | 4.88 (0.68) | 4.69 (0.70) | 14.04 |  < .001 | a < c < b |
 Perceived enjoyment | 4.42 (0.81) | 4.94 (0.85) | 4.72 (0.90) | 19.23 |  < .001 | a < c < b |
Voluntariness | 4.48 (0.87) | 4.94 (0.80) | 4.76 (0.82) | 16.44 |  < .001 | a < b; a < c |
Perceived ease of use | 4.81 (0.89) | 5.25 (0.81) | 5.03 (0.90) | 13.50 |  < .001 | a < c < b |
Perceived usefulness | 5.00 (0.86) | 5.64 (0.68) | 5.31 (0.77) | 34.68 |  < .001 | a < c < b |
Behavioral intention | 4.97 (0.84) | 5.46 (0.85) | 5.18 (0.80) | 18.11 |  < .001 | a < c < b |