Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
21 Cards in this Set
- Front
- Back
|
What two things effect EWT |
1) Anxiety 2) Misleading information |
|
|
What were the aims of Loftus and Palmer's study? |
To see the effects of leading questions on eyewitness testimonies |
|
|
What was the procedure of Loftus and Palmer's study? |
- 45 American participants were put into 5 groups - Each group watched the same video and were then asked at what speed they thought the car was going using a different verb in the question eg contacted or smashed |
|
|
What were the findings of Loftus and Palmer's study? |
Contacted - 31 mph Bumped - 38 mph Smashed - 41 mph |
|
|
Conclusions of Loftus and Palmer's study |
The wording of a question could change peoples testimonies |
|
|
3 Evaluations of Loftus and Palmer's study? |
P - High control P - Objective results, quantitative data P - High ecological validity |
|
|
What was the IV, DV, deign and method of Loftus and Palmer's study? |
IV - The verb used DV - The MPH of the car Method - Lab Design - Independent measures |
|
|
What was the follow up study of Loftus and Palmer? |
Loftus asked the ps a week later if they'd either seen 'the broken headlight' or 'a broken headlight' and they were twice as likely to say yes if they were asked for 'the' headlight |
|
|
What were Johnson and Scott's aim? |
To see what effect had on anxiety eyewitness testimony and look into the negative effects of anxiety |
|
|
What is arousal focus? |
Memory is most effective at moderate arousal level. Extremes of arousal decrease recall |
|
|
What was the procedure of Johnson and Scott's anxiety experiment? |
- They had participants take part in what they believed was a lb experiment and while in the waiting room all participants overheard the same heated argument -However, they were split into two groups high and low anxiety - high anxiety participants saw a man walk out of the room with a bloody knife - low anxiety participants saw a man with a pen and greasy hands |
|
|
What were the findings of the Johnson and Scott anxiety experiment? |
- pick the man from 50 photos - 49% from low anxiety - 33% from high anxiety |
|
|
What were the conclusion from Johnson and Scott's anxiety experiment? |
Tunnel vision is a factor that can affect EWT due to the weapon being a source of anxiety |
|
|
What was the aim of Yuille and Cutshall's study? |
Aimed to see the positive effects of anxiety of EWT |
|
|
What was the procedure of Yuille and Cutshall's study? |
Analysed a natural real life shooting in Canada in a gun shop 13 participants and they were asked to reissue their statements 5 months after the event and rate their anxiety levels on a 7 point scale |
|
|
What were the findings of Yuille and Cutshall's study? |
Higher anxiety had better recall than lower 88% for higher 75% for lower |
|
|
What is the 4 techniques used for the cognitive interview? |
Context Order Detail Perceptive |
|
|
What was the aim of Geislemans study of CIT |
The effectiveness of CIT |
|
|
What was the procedure of Geislemans study of CIT |
- 89 students shown a police training video of a violent crime and then asked to recall it 48 hours later - They were interviewed either using CIT or the standard interview |
|
|
What were the findings of Geislemans study of CIT? |
- CIT had much higher recall rates compared to the standard interview technique |
|
|
What are the weaknesses of CIT? |
P - time consuming E - sit takes a lot less time so is therefore cheaper also cit takes special training but people don't get this form of training E - therefore the way officers are using cit is not the proper way |
