Cognitive Psychology

Cognitive Psychology

1. Features of memory

   • Capacity- amount stored in memory at 1 time
     • Sensory
       • Too limited to know
     • Short term memory
       • Miller (1956)- 7 +/- 2 chunks
     • Long term memory
       • Unlimited capacity
   • Duration- length of time memories can be held
     • Sensory
       • Sperling (1960)- up to 3 seconds
     • Short term memory
       • Peterson and Peterson (1959)- 18-30 seconds
     • Long term memory
       • Up to a lifetime
   • Encoding- way in which information is represented in memory e.g. sound, meaning
     • Sensory
       • Echoic (sound)
       • Gustatory (taste
       • Iconic (visual)
       • Haptic (touch)
       • Olfactory (smell)
     • Short term memory
       • Conrad - 1964- Acoustic encoding
     • Long term memory
       • Baddeley- 1966- Semantic encoding

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