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8 Cards in this Set
- Front
- Back
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Sensory memory- Capacity |
Unlimited (Sperling letters on a grid 1960) |
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Sensory memory- Duration |
Less than half a second, 250-500 milliseconds (Sperling visual memories last a fraction of a second. Baddeley echoic last between 2-3 seconds) |
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Sensory memory- Coding |
Modality specific/Original form. Iconic-visual, Haptic-touch, Echoic-sound, Olfactory- smell, Gustatory- taste |
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Short term memory- Capacity |
Between 5-9 items (Jacobs increasing number list mean span for letters is 7.3 and for numbers 9.3) |
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Short term memory- Duration |
18-30 seconds. Extended with rehearsal (Peterson & Peterson tree digit number counting backwards to prevent rehearsal) |
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Short term memory- Coding |
Acoustic (Baddeley 1966 list of words acoustically similar/dissimilar or semantically similar/dissimilar. Did worse on acoustically similar words. |
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Long term memory- Capacity |
Unlimited (Wagenaar 1986 created a diary and tested himself on recall, he found he could remember everything showing LTM is extremely large) |
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Long term memory- Duration |
From a few minutes to a lifetime (Bahrick et al 1975 tested students on thier highschool yearbook. Recall worsened over time/decay) |
