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12 Cards in this Set
- Front
- Back
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How do circadian rhythms affect human error? |
They can shift slightly which can have a big impact on performance. |
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What is an example of the keyhole effect? |
Modified control room panels to a computer screen which caused the operators to have to scroll up and down to look for their info. |
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What is alarm cascade? |
Having multiple alarms going off at once raising stress. |
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How long are humans able to maintain vigilance? |
30 minutes. High cognitive load. People get tired. Lose all vigilance after two hours. |
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What is slip? |
Know what to do, done it before, intended to do it, but still messed up. |
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What are the three reasons slip happens? |
Error can occur because you are trained and used to it. Automaticity. Attention capture. |
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Which people are the most prone to slips due to automaticity? |
The smartest. |
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How do you avoid slips? |
Forcing functions. Poka Yoke. Provide time for recovery. |
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True or false: as stress increases, skilled operators get better than novice operators. |
True |
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What are the two examples of violations? |
Lack of motivation (errors of omission). Too much motivation (errors of commission) i.e. production incentives that led to shortcuts. |
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True or false: you should try to change people not the situation. |
False |
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True or false: you should strive for error tolerant designs. |
True |
