Table 10 Alpha score: cross-disability communication NASA-TLX data
From: Rethinking self-reported measure in subjective evaluation of assistive technology
Alpha value (unweighted) | Alpha value (weighted) | |
|---|---|---|
All items | 0.3467 | 0.2450 |
Mental load | −0.1234 | −0.1132 |
Physical load | 0.1265 | −0.3247 |
Temporal load | 0.4267 | −0.2150 |
Effort level | 0.4765 | 0.3369 |
Performance level | 0.5427 | 0.1176 |
Frustration level | 0.1247 | 0.0129 |