Table 3 Factor loadings and eigenvalue for various principal component analyses of statements
| Statements | Factor 1 | Factor 2 |
|---|---|---|
| Perceived usefulness |
Eigenvalue: 1.47 Variance explained (cumulative %): 49% |
Eigenvalue: 0.95 Variance explained (cumulative %): 81% |
| Using the site improves my ability to express myself. | 0.64 | - |
| Using the site makes me more productive. | 0.68 | - |
| Overall, the site is not very useful to me.a | - | 0.92 |
| Perceived ease of use |
Eigenvalue: 1.72 Variance explained (cumulative %): 57% | |
| Using the site is unclear and not understandable.a | 0.57 | - |
| I had a hard time learning how to use the site.a | 0.61 | - |
| Overall, the site is easy to use. | 0.55 | - |
| Subjective norm |
Eigenvalue: 1.76 Variance explained (cumulative %): 59% | |
| My teachers think I should use the site. | 0.58 | - |
| My classmates, whose opinions I value, recommend the site. | 0.57 | - |
| Other people I look up to expect me to use the site. | 0.58 | - |
| Perceived playfulness |
Eigenvalue: 1.56 Variance explained (cumulative %): 52% |
Eigenvalue: 0.83 Variance explained (cumulative %): 80% |
| Using the site makes me happy. | - | 0.83 |
| Using the site is not a good way to spend my leisure time.a | 0.61 | - |
| Using the site does not stimulate my interests.a | 0.62 | - |
| Intention to use |
Eigenvalue: 1.97 Variance explained (cumulative %): 66% | |
| I intend to begin or continue using the site. | 0.58 | - |
| I will recommend the use of this site to others. | 0.58 | - |
| I intend to use the site in the future. | 0.57 | - |
