Capacity of LTM and Duration of LTM

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Capacity in LTM
It is difficult to determine how much infomation is stored in LTM as no one has run out of space therefore LTM has unlimited capacity
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Duration of LTM
Bahrick
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Bahrick
tracked students from a specific high school for 50 year period (longitudinal and natural)
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392 PPTS
shown a meaningful stimulus of their highschool year book
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Recognition group:
after each photo they were asked to select a name from an existing pile of names
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Recall Group:
PPTTS asked to name the person in the photo
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Recall Group results:
20% accusrate after 47 years
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Recognition Group results:
90% correct after 14 years , 60% right after 47 years
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Conclusion:
People can remeber certain types of information for almost a lifetime
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LTM appears to be better when...
measured through recognition tests than recall
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Other cards in this set

Card 2

Front

Bahrick

Back

Duration of LTM

Card 3

Front

tracked students from a specific high school for 50 year period (longitudinal and natural)

Back

Preview of the back of card 3

Card 4

Front

shown a meaningful stimulus of their highschool year book

Back

Preview of the back of card 4

Card 5

Front

after each photo they were asked to select a name from an existing pile of names

Back

Preview of the back of card 5
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