The amount of items that can be held in our memory
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What is the difference between the capacity of STM and LTM?
STM has a very limited capacity whereas LTM has a potentially unlimited capacity
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What is the key study for capacity?
Millers observation that eveything came in sevens, 7 days in the week, 7 musical notes. Also reviewed several studies of participants who counted dots that flashed on a screen
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What was found?
Reasonable accurate at seven dots, but 15 dots was very innacurate. Suggests the span is 7 plus or minus 2. Also found people recall 5 letters and numbers by chunking
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What did Jacobs find in the research for capacity?
Found that the mean span for digits was 9.3 whereas it was 7.3 for letters. Also observed that digit span increased with age, 19 year olds could remember more than 8 year olds
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What does Cowan say about the 7 plus or minus 2?
More likely to be four as Cowan reviewed research on the topic, this was also supported by other research
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Why is the UK post code system a real world application?
Baddeley researched chunkings to find the best combinations of letters and numbers, numbers were best placed between the city code and random letters
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What are other real world applications of chunking?
Phone numbers and car registration plates
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Other cards in this set
Card 2
Front
What is the difference between the capacity of STM and LTM?
Back
STM has a very limited capacity whereas LTM has a potentially unlimited capacity
Card 3
Front
What is the key study for capacity?
Back
Card 4
Front
What was found?
Back
Card 5
Front
What did Jacobs find in the research for capacity?
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