Loftus and Palmer (1974) Classic study (Results (Hit = 38.1, Bumped = 34…
Loftus and Palmer (1974) Classic study
To investigate whether leading questions influence eyewitness accounts estimating the speed of a car.
Each of the 5 groups was shown 7 clips of a traffic accident, in different orders. The clips ranged from 5-30 seconds long.
Each group completed the same questionnaire. One question differed for each of the five groups.
How fast were the cars going when they.... into each other?
Sample: 45 Students split into 5 groups.
The use of different words can significantly effect a witnesses answer.
If the participant was unsure of the speed, the wording will have helped them decide biasly.
Hit = 38.1
Bumped = 34
Collided = 39.3
Contacted = 31.8
Smashed = 40.5