Key Definitions
- Error
- “All occasions in which a planned sequence
of mental or physical activities fails to achieve its intended
outcome, and when these failures cannot be attributed to the intervention
of some chance agency”
--Reason, 1990
- “All occasions in which a planned sequence
of mental or physical activities fails to achieve its intended
outcome, and when these failures cannot be attributed to the intervention
of some chance agency”
- Slips and lapses
- “Errors which result from some failure in the execution and/or storage of an action sequence, regardless of whether or not the plan which guided them was adequate to achieve its objective.”
- Mistakes
- “Deficiencies or failures in the judgmental and/or inferential processes involved in the selection of an objective or in the specification of the means to achieve it, irrespective of whether or not the actions directed by this decision-scheme run according to plan”
--Reason, 1990
--Reason, 1990