Science Quiz / Loftus and Palmer

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Can you identify key features of Loftus and Palmer's study?

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Evidence by Marshall et al (1969) asked Air force staff to estimates a speed of a car. The actual speed of the car was 12mph. What was the range of the estimated speeds?
 
Who was concerned about the possible inaccuracies in eyewitness testimony?
 
General aim of the research
To test whether... 
Experiment 1 aim
To see whether... 
What was the number of participants in Experiment 1?
 
What was the experimental design in exp 1?
 
What type of experiment was exp 1?
 
How many videos did participants see?
 
What were the videos of?
 
Where were the videos from?
 
What were the range of speeds in the videos?
 
After watching the films, all participants were asked to write an account of the accident and answer a series of questions. All but one of the questions were what?
 
What was that one question called?
 
What was this question?
Put _ instead of the verb. 
What was the IV in exp 1?
 
List the 5 verbs in order of speed estimated.
Highest-Lowest 
What was the DV in exp 1?
 
What was the speed estimated at 20mph?
Units in mph 
What was the speed estimated at 40mph?
Units in mph, either one of the 40mph videos 
What was the speed estimated when the verb 'smashed' was used?
Units in mph 
What was the speed estimated when the verb 'contacted' was used?
Units in mph 
State the response bias conclusion for the variance of speed estimates.
 
State the memory distortion conclusion for the variance of speed estimates.
 
What was the aim of experiment 2?
To investigate whether... 
How many participants took place in experiment 2?
 
Was the design the same or different than experiment 1?
 
What was the verb in the critical question in exp 2?
 
How many groups were the participants split up into?
 
How many participants were in each group?
 
What was the verb in the other question in exp 2?
 
Were the control group asked about the speed of the car?
 
After 1 week, the participants returned. The critical question now was?
 
How many people reported seeing broken glass who were asked the critical question?
 
How many people reported seeing broken glass who were not asked the critical question?
Not the control group 
What was the general conclusion?
 
Why were the results of experiment 2 useful?
 
Name one strength of the research
Possible 4 
Name one weakness of the research
Possible 2 

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