HINDERS EWT

Cards (24)

  • WHO CARRIED OUT STUDIES SUGGESTING THAT ANXIETY HINDERS EWT?
    • Loftus and Burns
    • Johnson and Scott
  • WHAT WAS THE RESEARCH METHOD OF LOFTUS AND BURN'S STUDY?
    laboratory experiment
  • WHAT WAS THE DESIGN OF LOFTUS AND BURN'S STUDY?
    independent groups
  • SAMPLE OF LOFTUS AND BURN'S STUDY?
    226 participants
  • PROCEDURE OF LOFTUS AND BURN'S STUDY?
    1. Participants viewed a bank robbery film
    2. 115 participants viewed a violent version, whereas 115 viewed a non-violent
    3. Immediately had to answer questions after
    4. CRITICAL QUESTION: asked what the number was on the football jersey of a boy
  • WHAT HAPPENED IN THE VIOLENT VERSION OF THE FILM IN LOFTUS AND BURN'S STUDY?
    boy shot
  • WHAT HAPPENED IN THE NON-VIOLENT FILM OF LOFTUS AND BURN'S STUDY?
    manager speaks
  • FINDINGS OF LOFTUS AND BURN'S STUDY?
    • 4% correctly recalled number in violent conditions
    • 28% correctly recalled number in non-violent conditions
  • WHAT HAPPENED AFTER LOFTUS AND BURN'S STUDY?
    study replication
  • WHAT HAPPENED IN THE STUDY REPLICATION OF LOFTUS AND BURN'S STUDY?
    same effect
  • WHAT WAS DIFFERENT ABOUT LOFTUS AND BURN'S STUDY REPLICATION?
    given 4 possible number options
  • RESEARCH METHOD OF JOHNSON AND SCOTT'S STUDY?
    laboratory experiment
  • DESIGN OF JOHNSON AND SCOTT'S STUDY?
    independent groups
  • CONDITION 1 OF JOHNSON AND SCOTT'S STUDY?
    • no weapon
    • overheard equipment failure conversation
    • saw someone with inky pen
  • CONDITION 2 OF JOHNSON AND SCOTT'S STUDY?
    • weapon
    • overheard argument
    • someone walked past with bloody letter opener
  • FINDINGS OF JOHNSON AND SCOTT'S STUDY?
    • 49% in condition 1 correctly identified target
    • 33% in condition 2 correctly identified target
  • WHAT IS WEAPON FOCUS?
    witness concentrates on weapon creating a negative effect on recall of other crime-related details due to heightened anxiety
  • WEAKNESSES OF LOFTUS AND BURN'S STUDY?
    • artificial environment
    • not same anxiety as real robbery
    • weapon effect may not happen in real crimes
    • witnesses in real crimes more fearful for life
    • not as motivated to correctly identify
  • WHAT DOES THE ARTIFICIAL ENVIRONMENT OF LOFTUS AND BURN'S STUDY CAUSE?
    lack of mundane realism
  • WHAT DOES THE DIFFERENCE IN LEVEL OF ANXIETY CAUSE IN LOFTUS AND BURN'S STUDY?
    lacks ecological validity, therefore it is not creditworthy
  • WEAKNESSES OF JOHNSON AND SCOTT'S STUDY?
    • participants knew they were waiting for an experiment
    • therefore the identification did not impact a real criminal investigation
  • WHO SUPPORTED THE CLAIM THAT THE WEAPON EFFECT MAY NOT HAPPEN IN REAL CRIMES?
    Valentine et al
  • ISSUE ABOUT PARTICIPANTS KNOWING THEY WERE WAITING FOR AN EXPERIMENT IN JOHNSON AND SCOTT'S EXPERIMENT?
    identification does not have an impact, as it is not a real criminal investigation
  • WHAT IS THE ISSUE ABOUT THE DIFFERENCE IN FEAR FOR LIFE IN THE STUDIES?
    produce adrenaline, therefore more alert to details