Loftus and Palmer Flashcards
research method: experiment 1
lab experiment
independent measures design
IV - verb used
DV - speed estimate
research method experiment 2
lab experiment
independent measures
IV - verb used
DV - broken glass seen? yes/no
experiment 1 sample
45 students from university of Washington divided into 9 equal groups
experiment 2 sample
150 students from university of Washington divided into 3 equal groups
experiment 1 procedure
participants show 7 clips of traffic accidents
given a questionnaire with 1 critical question
critical question - how fast were the cars going when they hit/smashed/bumped/collided/contacted each other
verb changed in each group
experiment 2 procedure
participants shown 1 min film containing a car crash
given a questionnaire with one critical question
critical question - how fast were the cars going when they smashed/hit each other (3rd group not asked about speed)
came back a week later and asked if they saw any broken glass
experiment 1 results
smashed - 40.5mph
collided - 39.3mph
bumped - 38.1mph
hit - 34mph
contacted - 31.8mph
experiment 2 results
smashed: yes- 16 no-34
hit: yes - 7 no - 43
control: yes - 6 no - 44
nature/nurture
nature
reductionism/holism
reductionist - reduces memory down to leading qs
determinism/free will
deterministic - memory is determined by leading qs
individual/situational
situational - memory is dependent on the situation you are in
psych as a science
lab experiment, replicable, reductionist, standardised, deterministic, cause and effect, quantitative, objective, controlled
ethics
ethical - follows guidelines
usefulness
eye witness testimony
