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Loftus And Palmer
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- 1contextconcered with the accuracy of our memory of events. eyewitness testimony (sees an event and gives a testimony)is not only unlikely to be accurate but the use of leading questions( a question that either by its form or content suggests to the witness what answer is desired or leads him to the desired answer) may affect the recall of an event
- 2exp 1- aimdoes the use of different verbs to describe a collision affect estimates of the speed of the cars
- 3exp 1- participants45 students no details of age or gender
- 4exp 1- procedurelab exp with independent measures design. participants shown 7 films of car crashes used by seattle police.
after watching the films participants were asked to write an account and answer a series of questions all but 1 were fillers.
the critical was about hoe fast were the cars going when they... each other. the verbs were hit, contacted, bumped, collided or smashed - 5exp 1-resultscontacted-31.8
hit-34.0
bumped-38.1
collided-39.3
smashed 40.5 - 6exp 1-conclusionsresponse bias- when participant is unclear what speed to estimate the verb gives them a clue as to whether they should estimate huh or low
memory distortion- the verb alters a participants memory of the crash - 7exp 2- aimwhether different speed estimates in 1 was due to memory distortion
- 8exp 2- participants150 students no details of age or gender
- 9exp 2- procedurelab exp with independent measures design.
participants watched a 1 min clip with a four second crash.
all participants given a questionnaire with an account and a serious of filler questions with the critical question of about how fast were the cars going when they ... each other. the verbs were hit and smashed and a third didn't get thatvquestion at all.
a week later they returned and answered 9 filler questions and the critical question of did you see any broken glass. - 10exp 2- resultssmashed- 16Y 34 N
hit- 7Y 43 N
control- 6Y 44N - 11exp 2- conclusionsthe way questions are worded affects the way the events are remembered and it is not soley response bias as post event questions actually become part of the memory of the event and distorting the overall memory
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- Fichas sobre Loftus And Palmer , creado por tigerchloe97 el 05/04/2016.
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