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  • Bahrick et al DURATION
    • Aim
      • Investigate the duration of LTM. Wanted to show memories could last over several decades.
    • Procedure
      • Opportunity Sample of 392 participants aged 17-74
      • Asked to recall names and photos of their classmates from yearbook in 4 conditions. Looked at success rate after variable time periods.
      • Condition 3: Recognise names from list
      • Condition 2: Shown 50 yearbook photos asked which were their classmates
      • Condition 4: Matching  names to photos
      • Condition 1: Free recall names
    • Findings
      • Condition 1: Free recall- 60% after 15 years, 30% after 48 years
      • Condition 2: Face recall- 40% after 48 yeras
      • Condition 3: Name recognition- 80% after 48 years
      • Condition 4: Face/Name matching- 90% after 34 years
    • Conclusion
      • People have very LTM.
      • Recognition is better than recall.
      • Semantic info is better recalled than visual.
      • Memory can be very good when cues are used to aid.
    • Independent Variable
      • The conditions, recalls, recognition.
    • Dependent Variable
      • The result of the IV

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