loftus and palmer 1974 Flashcards
how many experiments were in the study
2
what was the aim of experiment one?
investigate the variables that may effect estimates of speed in eyewitness testimony
investigate whether leading questions would affect speed estimates
where did the study take place?
university of washington
how many participants took part in one?
45 undergraduate students
how many films were shown in 1?
seven each containing a car accident
where were the films taken from 1?
evergreen safety council and seattle police
who long were the films?1
5 to 30 seonds
once they had watched a film what was given to them 1?
a questionnaire
give account of the accident and then specific questions
critical question
what was the critical question in 1?
how fast were the cars going when they hit each other
what verbs were used in 1?
hit smashed collided bumped or contacted
how long did the experiment last for?
one hour and a half
what was the mean speed for contacted 1?
31.8
what was the mean score for smashed 1?
40.5
what was the aim of experiment 2?
to provide additional insights into experiment one
did change of verb actually change memory or just indication of the speed
how many participants in 2>
150 students
