Table 2.
Factor loadings and item–rest correlation of items in vocabulary test in Group 1
| Item_id | Factor loading | Item–rest correlation |
|---|---|---|
| v02 | 0.870 | 0.557 |
| v05 | 0.848 | 0.569 |
| v12 | 0.775 | 0.540 |
| v15 | 0.726 | 0.504 |
| v13 | 0.624 | 0.411 |
| v21 | 0.602 | 0.365 |
| v11 | 0.598 | 0.388 |
| v19 | 0.570 | 0.374 |
| v14 | 0.559 | 0.396 |
| v24 | 0.548 | 0.360 |
| v03 | 0.524 | 0.289 |
| v16 | 0.522 | 0.382 |
| v09 | 0.508 | 0.337 |
| v08 | 0.464 | 0.321 |
| v22 | 0.373 | 0.283 |
| v10* | – 0.309 | – 0.166 |
| v17 | 0.296 | 0.205 |
| v23 | 0.273 | 0.205 |
| v20 | 0.250 | 0.179 |
| v04 | 0.226 | 0.186 |
| v18 | 0.194 | 0.132 |
| v01* | 0.065 | 0.083 |
| v07* | 0.064 | 0.077 |
| v06* | – 0.022 | 0.044 |
The items marked with an asterisk (*) showed low or negative factor loadings and item–rest correlations. They were removed from the reliability analysis