Effects of anxiety on EWT.

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What is anxiety?
A heightened state of arousal.
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What is research on the effects of anxiety considered as?
Contradictory.
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What is the key study for anxiety?
Loftus (1979)
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What were pps led to believe they were taking part in?
A lab study.
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What were pps required to do in Loftus' study?
Wait outside a waiting room listening to an exchange between 2 people.
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What did condition 1 involve?
Listening to a friendly discussion and seeing a man walk out with a pen with a greasy hand (low anxiety)
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What did condition 2 involve?
Listening to a hostile discussion with furniture being overturned, seeing a man walk out with a blood stained knife (high anxiety)
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What were both conditions asked to do?
Identify the man from a set of 50 photographs.
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What did Loftus (1979) find?
Low anxiety condition had a mean accuracy of 49%. High anxiety had a mean accuracy of 33%.
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What does Loftus' study suggest?
High anxiety reduces face recognition (may be due to the weapon-focus effect).
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AO2: What can be included as research support for Loftus (1979)?
Loftus et al --> eye movement was tracked --> witnesses looked more at the weapon.
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AO2: What is the main ethical issue concerned with Loftus's study?
Deception/Risk of psychological harm
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AO2: What study contradicts Loftus (1979)?
Christiansen & Hubinette.
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AO2: What line of argument can be used for Christiansen & Hubinette?
Self rated anxiety may be unreliable as it is based on self reports. Findings may not also be true for non-violent crimes.
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AO2: Who conducted a meta analysis of 18 studies of anxiety and EWT?
Deffenbacher et al.
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AO2: What law explains why anxiety may not always be linked to poor recall?
Yerkes-Dodson
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Card 2

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What is research on the effects of anxiety considered as?

Back

Contradictory.

Card 3

Front

What is the key study for anxiety?

Back

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Card 4

Front

What were pps led to believe they were taking part in?

Back

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Card 5

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What were pps required to do in Loftus' study?

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