Loftus and Palmer #1 Flashcards
what is loftus and plamer of the spec
a classic study
why is loftus and palmer used
to measure the reliablity of EWT
When was loftus and Palmers first study
1974
what did his two studys investigate
the affect of loading questions on memory
what was the aim of loftus and Palmers 1st study
to investigate whether information provided to and EW after the event would influence their memory of that event
specifically what wa the aim of this study
whether leading questions would influence the estimates of speed on a vechile among EW
how many pp where used
45
what where the pp
students
what where the pp shown
7 short film clips of a car accident
thwn what happened in the procedure
pp asked to give account of the accident they saw, they where given a question aire with specific questions about the accident
what was standerdised about this procedure
all pp given the same questionaire
who was not given the same question
experimental group
what where experimental group given
one group of 9 given a critical question “ about how fast where the cars going when they hit each other ?”
what about remaining groups
remaining groups given same question but the verb ‘hit’ was replaced with ‘smashed’ collided’ ‘bumped’ and ‘contacted’
what where the findings
the results showed that those asked ‘smashed’ estimated the speed of the car to be 8.7mph faster than those asked contacted and was the mean largets speed over all at 40.5mph