Table 3.
Principal Component Analysis and Explanation of Variance
| Components |
||
|---|---|---|
| Condition | 1 | 2 |
| Face upright spacing | .71 | .37 |
| Face inverted spacing | .56 | .22 |
| House upright spacing | .85 | -.10 |
| House inverted spacing | .82 | .17 |
| Face upright part | .37 | .64 |
| Face inverted part | .26 | .61 |
| House upright part | .04 | .78 |
| House inverted part | .03 | .82 |
| Explained variance | 30.2% | 28.5% |
Note-Principal component analysis revealed two domain-general, process-specific factors. The spacing tasks but not the part tasks had high loading on the first component, and the part tasks but not spacing tasks had high loadings on the second component.