Flashcards
Loftus and Palmer
Cards in this deck (22)
- 1what research method was used in Loftus and Palmer's 1974 research?laboratory experiments
- 2what experimental design was used in Loftus and Palmer's 1974 research?independent measures design
- 3what were the independent and dependent variables of experiment one?• independent variable: different verb used
• dependent variable: the estimate of speed - 4how many participants were involved in experiment one and how many groups were they split into?• 45 American student participants
• 5 groups with different verbs used - 5how many video clips were the participants shown in experiment one and how long were they?7 5-30 second long clips
- 6what method was used to collect data from the participants after each clip in experiment one?questionnaires
- 7what were the five verbs used in the question "how fast were the cars going when they _______ with each other?"• hit
• smashed
• collided
• bumped
• contacted - 8what were the mean speed estimates of experiment one in Loftus and Palmer's 1974 research?• smashed: 40.8
• collided: 39.3
• bumped: 38.1
• hit: 34.0
• contacted: 31.8
(mph) - 9how many participants were in experiment two and how many groups were they split into?• 150 students
• 3 different groups - 10what were the IV and DV of experiment two?•IV: different verb used in critical question
• DV: whether participants recalled seeing glass - 11how long was the short film shown to participants in experiment two?1 minute
- 12how long was the car accident in the video shown in experiment two?4 seconds
- 13what verbs were used in the question 'how fast were the cars going when they ______ each other?' in experiment two?• group one: hit
• group two: smashed
• group three: was not asked about the speed of the vehicles - 14how long was it before the participants returned in experiment two?one week
- 15how many questions were the participants asked when they returned in experiment two?10
- 16what critical question was asked when the participants returned in experiment two?'did you see any broken glass?'
- 17was there any broken glass in the film shown in experiment two?no
- 18what were the mean estimate results for the difference in verb in experiment two?• smashed: 10.46
• hit: 8
(mph)
the results were significant - 19what were the results about whether or not the participants saw glass in the 'smashed' condition?• yes: 16
• no: 34 - 20what were the results about whether or not the participants saw glass in the 'hit' condition?• yes: 7
• no: 43 - 21what were the results about whether or not the participants saw glass in the control condition?• yes: 6
• no: 44 - 22what two explanations did Loftus and Palmer suggest for their results?• response bias: different speed estimates occurred because the change in critical word influenced or biased responses
• memory is altered: the critical word changes the persons memory
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- A level Psychology (Cognitive approach) Flashcards on Loftus and Palmer , created by Amy Brien on 10/05/2022.
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- Amy Brien · May 2022
- Updated
- May 13, 2022
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