Loftus & Palmer 3.0 / 5 based on 1 rating ? PsychologyASAll boards Created by: OlugboyegaCreated on: 14-02-13 16:01 What was the aim of Loftus & Palmer's study? To see the effect pf leading questions on memory of an event (i.e. if changing verb in question about speed will affect speed estimates of question) 1 of 10 What was the methodology of Loftus & Palmer? Laboratory experiment 2 of 10 What were the independant and dependant variables of the 1st experiment? IV: 'smashed' 'collided' 'bumped' 'hit' 'contacted' DV: Estimate of speed given by participants 3 of 10 What were the findings of the 1st experiment? 1.'smashed' - 40.8mph 2.'collided' - 39.3mph 3.'bumped' - 38.1mph 4.'hit' - 34.0mph 5.'contacted' - 31.8mph 4 of 10 Conclusions of the 1st experiment were... Participants answers were affected by demand characteristics; Wording of question causes actual distortion of participant's memory 5 of 10 What were the variables of the 2nd experiment? IV: 'smashed' 'hit' Control group (no speed question) DV: Answer to whether broken glass was seen 6 of 10 What was the critical question of the 2nd experiment? "Did you see any broken glass?" 7 of 10 Two findings of the 2nd experiment? 16 in 'smshed' condition said 'Yes'; 7 in 'hit' condition said 'Yes' 8 of 10 Two types of info which make up memory of complex event Info gained from perceiving event; Info we received after event; Questions actually alter people's memories 9 of 10 Sample: 45 students (5 groups of 9) in Exp. 1; 150 students (3 groups of 50) in Exp. 2 10 of 10
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