Chapter 15 - Human error, reliability and decision making

Question 1

What is a skill error can be an action slip what does that include

Answer 1

right intension - wrong outcome

lapse error - forgetting to do something

Question 2

What is a skill error environmental capture / habituation

Answer 2

comes with experience and frequency

you carry something out so regularly you don’t actually check properly

Question 3

Rule / knowledge faults or mistakes are

Answer 3

wrong intension - but the wrong task was carried out correctly

Question 4

Frank Hawkins worked out that how many errors are made

and can be up to if training and procedures are implemented

Answer 4

1 in 100 tasks

1 in 1000 tasks

Question 5

give the 9 steps of decision making / judgement concept

Answer 5

Diagnose
Collect info
Risk assessment
Develop options
Evaluate options
Decide
Assign tasks
Implement decision
Consequences
Review & feedback

Question 6

A captain makes a decision but who prepares it

Answer 6

crew

Question 7

A 3 pointer altimeter is how much harder to read

Answer 7

20 %

Question 8

A selective / channelized distraction causes

Answer 8

to miss x1 task

Question 9

Internal factors causing a violation x4

Answer 9

misinterpretation of info
lack of memory
expectancy bias
lack of practice