Psychology
- Created by: ashleighchester97
- Created on: 17-03-15 13:03
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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
- Aim
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