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Lecture notes

AQA eyewitness testimony - misleading information notes

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  • AQA

eyewitness testimony- misleading information notes as part of memory and paper one psychology, including evaluation

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  • January 16, 2023
  • 3
  • 2022/2023
  • Lecture notes
  • Maam
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Eyewitness testimony :
Misleading Information
Loftus and Palmer C 19747 Leading questions :




procedure

45 participants ( students) watched film clips of car accidents and then answered questions about speed .




For example : about goring hit eachother
'
when
how fast was the cars
they
.




5
groups of participants ,
each
given a different verb in the above question : hit . contacted , bumped , collided


or smashed


Findings
' '
contacted estimated speed of 31.8 mph and smashed
'
The verb produced a mean the verb '
, the


mean was 40.5 Mph

the
teaching question cverb) biased eyewitness recall
of an event .
The verb '
smashed
'




'




suggested faster speed
'
the car contacted
a
of than




why do leading questions affect EWT ?

1. response -
bias explanation
question
'
words
of a has no enduring effect on an
eyewitness memory of an event , but


the kind of answer given
ingwences
2. Substitution exploitation

wording of a
question owes affect eyewitness memory ,
it interferes with the
original memory,

distorting its accuracy




Gabbert et al [ 2003) Post event discussion

Procedure

Paired participants watched a video
of the same crime , but filmed so each participant could see element

in the event that the other could not .




Both
participants discussed what they had seen on the video
before individually completing a test of

recall


Findings
71% of participants wrongly recalled aspects the event they did not see the video but had
of in



heard in the discussion .




control there was discussion and subsequent
groups no no errors
-




this was evidence of memory conformity
.




Why does post -
event
nngomatoon affect EWT?

1.
Memory contamination

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