Sources of unintentional actions
Classification by awareness
The operators'
awareness of the
situation is typically dynamic and ambiguous. Two extremes in the scale of
operator's awareness of the situation
- Mistake : Intentional action or avoidance,
such due to wrong perception of the
system
state (in case of
exceptional situation).
- Unintentional action (
Slip ) or avoidance (
omission).
More
Don Norman’s book
The Design of Everyday Things .
Related
Errors
Updated on 14 Jun 2016.