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Table 9 Alpha score on R-MAP dataset

From: Rethinking self-reported measure in subjective evaluation of assistive technology

  Alpha value
All Items 0.8470
Mental load 0.8136
Physical load 0.8360
Temporal load 0.8255
Effort level 0.8448
Performance level 0.8231
Frustration level 0.8647
Learnability 0.8253
Satisfaction 0.8362
Errors 0.8430
Efficiency 0.8339
Memorability 0.8209