Lecture 2 Flashcards
(13 cards)
3 types of human errors
Skill based errors, violations and mistakes
Two type of skill based errors
Slips and lapses
Two types of mistakes
Rule based
Knowledge based
Skill based errors are considered _____
Unintended actions
What is a slip and ex.
When an action is carried out incorrectly, but was not intended
Ex. Meant to hit gas but hit break the beak
what is a lapse and ex.
Omission of an intended action due to memory failure
Ex. I meant to turn off the stove but i forgot
Mistakes are known as
Intended actions
What is the definition of mistake
An error caused by a conscious decision in effort to solve a problem. An incorrect plan of action that is correctly executed
What is rule based mistake
The rule that is used to solve the problem is not applied correctly
What is a knowledge based mistake
A mistake that occurs due to incorrect or insufficient knowledge
What is a violation
A deliberate deviation from safe operating practices where you make a decision to intentionally go against what you should be doing that results in potential harm
Characteristics of persons approach
Blame and shame
Assumption that error is due to laziness, forgetfulness, negligence, lack of knowledge, skill or experience
Punishment to eliminate error repetition
Systems approach
Acknowledgement that humans are fallible by nature
Anticipates human errors
Designs systems to decrease the rick of an error occurrence
