Psychology Loftus and Palmers

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  • Loftus and Palmers 1974
    • Aim
      • Investigate how information given to a witness after an event will influence their memory of that event
    • Experiment 1
      • 45 students. Split into 5 groups.
        • How fast were the cars going when they : Hit, smashed, contacted, etc
          • Results : Smashed : 40.8 Contacted : 31.8
    • Experiment 2
      • 150 students. Shown clip of a car accident.
        • Asked if they saw glass
          • Yes (smashed) :16 (Hit) : 7
    • Conclusion
      • Changes in information can cause distortion in memory
    • Conclusion
      • Untitled
    • Evaluation
      • Low ecological validity. Only watched a clip of a car crash, not the real thing
        • Participants aware they;re in a study. Increases demand characteristics
      • Untitled

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