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11 Cards in this Set
- Front
- Back
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What is Reason's (1990) definition of a mistake?
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Wrong plan/ intention
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What is Reason's definition of a slip?
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Right intention, wrong action
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What is Reason's definition of a lapse?
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Omission of necessary action
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What is Reason's definition of a violation?
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Deliberate deviation from safe practice
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What would attentional failures be classified as?
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Slips
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What would memory failures be classified as?
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Lapses
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What were the conditions conductive to slips at Tenerife?
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-Familiar surroundings
-distraction/preoccupation -action part of another sequence |
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What were the four latent conditions present at Tenerife?
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-Inflexible reguations on duty time
-Training captain syndrome -ATC terminology -Failure of crew concept |
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Do complex systems require centralised or decentralised authority and why?
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Decentralised. To cope with unexpected events
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Do tightly coupled systems require centralised or decentralised authority and why?
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Centralised. For immediate unquestioned response to events
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What are the four steps involved in the Technique for Human Error Rate Prediction (THERP)?
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1. Break task into components
2. Assign Human Error Probabilities (HEPs) 3. Adjust HEPs for Performance Shaping Factors (PSFs) 4. Calculate overall error probabilities |
