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14 Cards in this Set
- Front
- Back
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We function at our best when we are at a _____ level of arousal. |
Moderate |
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Moderate levels of arousal = _____. |
Optimal performance |
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Define workload. |
The cost incurred by a human operator to achieve a particular level of performance. |
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What are examples of physiological markers when assessing workload? |
Eye tracking. Parts the brain activated. |
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True or false: in the paper by Hart and Bortolussi, it was stated that workload and stress were correlated to performance. |
False |
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What is the purpose of the NASA TLX? |
A subjective workload assessment tool developed to reduce variability in subjective responses across respondents and across different task(s). |
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What is another word for temporal demand? |
Time |
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In the NASA TLX development what factor was determined to be the most important to the study subjects? |
Time pressure |
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What are the six factors and the NASA TLX? |
Mental demand (MD). Physical demand (PD). Temporal demand (TD). Own performance (OP). Frustration (FR). Effort (EF). |
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Define mental demand (MD). |
How much mental and perceptual activity was required (i.e. thinking, deciding, calculating, remembering, looking, searching, etc.)? Was the task easy or demanding, simple or complex, exacting or forgiving? |
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Define physical demand (PD). |
How much physical activity was required (i.e. pushing, pulling, turning, controlling, activating, etc.)? Was the task easy or demanding, slow or brisk, slack or strenuous, restful or laborious? |
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Define own performance (OP). |
How successful do you think you were in accomplishing the goals of the tasks set by the experimenter (or yourself)? How satisfied were you with your performance in accomplishing these goals? |
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Define frustration (FR). |
How insecure, discouraged, irritated, stressed and annoyed versus secure, gratified, content, relaxed and complacent did you feel during the task? |
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Define effort (EF). |
How hard did you have to work (mentally and physically) to accomplish your level of performance? |
