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Eyewitness Testimony
Factors Affecting Accuracy
Anxiety
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Created by
Kirsty T
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Cards (5)
Anxiety?
A mental state of
arousal
that includes feelings of
extreme concern
and
tension
This is often accompanied by
physiological
changes such as increased
heartrate
Decreases recall?
High levels of
anxiety
produce
reduced
recall of the criminals face
Weapon focus effect?
One explanation - weapons are a cause of
anxiety
, witnesses are
distracted
, focusing attention on the
weapon
rather than the
criminal
Increased recall?
A state of arousal improves
alertness
and
awareness
of the situation and surroundings
The strong
emotions
felt could improve
memory encoding
Yerks-Dodson Law of Arousal?
EWT accuracy increases
as
anxiety raises
as the
witness
becomes
alter
At a point
anxiety
becomes too
high
and more
stress
/
distraction
results in
lower accuracy