Flashcards
Loftus and Palmer
Cards in this deck (7)
- 1AimTo investigate the effect of questioning on witness memory of a car accident.
- 2ParticipantsExperiment 1
45 students - no information given about age and gender.
Experiment 2
150 students- no information given about age and gender. - 3Method/ designLaboratory Experiment
Independent measures design
IV: the verb used in the critical question
DV: the mean estimated speed of the car - 4Experiment 1students watched a filmed of car crashes. they were then asked to estimate the cars speeds using different verbs to describe the crash.
- 5Experiment 2students were asked about broken glass at the scene.
- 6ResultsExperiment 1
Estimated speed varied according to the verb used with 'smashed', leading to the highest estimates.
Experiment 2
When the word 'smashed' was used participants still estimated a higher speed, but in addition, they wrongly remembered seeing broken glass at the scene of the crash - 7ConclusionWording of questions can alter witness memories of events
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- Flashcards on Loftus and Palmer , created by jenielle12 on 13/04/2016.
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