eyewitness testimony
inlcudes details on Age, Anxiety, Misleading information
- Created by: Emma Cornhill
- Created on: 08-05-15 11:13
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- Eyewitness Testimony
- Age
- own age bias
- Anastasi and Rhodes
- valentine and coxen 1997
- method
- pp's watched video of kidnapping
- 3 independent groups
- children
- more incorrect answers to non-leading questions
- elderly
- misled more easily with leading questions
- more incorrect answers to non-leading questions
- young adults
- elderly
- children
- conclusion
- age has an effect on EWT
- evaluation
- real life application
- changes to how elderly and children questioned
- low ecological validity
- could be considered an experiment on how well people remember what they have seen on TV
- less emotional arousal
- extraneous variable
- real life application
- method
- own age bias
- Anxiety
- Yerkes-Dobson Law
- as anxiety increase...
- ...so does peformance
- ...only till an optimum point...
- thereafter, as anxiety increases...
- performance decreases.
- thereafter, as anxiety increases...
- positive correalation
- as anxiety increase...
- ...so does peformance
- ...only till an optimum point...
- thereafter, as anxiety increases...
- performance decreases.
- thereafter, as anxiety increases...
- positive correalation
- ...only till an optimum point...
- ...so does peformance
- as anxiety increase...
- ...only till an optimum point...
- ...so does peformance
- as anxiety increase...
- loftus (1979
- weapons focus
- method
- PP's heard a discussion in a nearby room
- one condition
- a man came out with a pen and grease on his hands
- participants asked to identify the man out of 50 photos
- a man came out with a pen and grease on his hands
- second condition
- the man came out with a knife and his hands covered in blood
- participants asked to identify the man out of 50 photos
- the man came out with a knife and his hands covered in blood
- one condition
- PP's heard a discussion in a nearby room
- results
- condition 1
- 49% correct
- condition 2
- 33% correct
- condition 1
- conclusion
- when anxious or emotionally aroused
- witnesses focus on a weapon at the expense of other details
- when anxious or emotionally aroused
- evaluation
- high ecological validity
- the participants were not aware the event was staged
- ethical issues
- the participants were not aware the event was staged
- psychological harm
- deception
- high ecological validity
- method
- weapons focus
- Yerkes-Dobson Law
- misleading information
- leading questions
- post-event information
- loftus and palmer
- broken glass
- did you see THE/ANY broken glass?
- the=more yeses
- any=more nose
- did you see THE/ANY broken glass?
- broken glass
- loftus and palmer
- Age
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