Human Error Classification Systems - 1
u Basic Error Types
u Unintentional vs. Intentional
l e.g. mistake on a test vs. what speeds most of us drive.
u Unrecovered vs. Recovered
l Recovered:  Error with possibility for damage but
no damage actually occurred. (Driving home
drunk safely).
l Unrecovered:  Error where damage could not be
avoided.
l The recovered error of one day could be the next
day's unrecovered error.