Module 1 Cognitive Psychology

Gurdev Manchanda
Mind Map by , created almost 5 years ago

AS Psychology unit 1 cognitive psychology memory. not finished yet but I hope it helps

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Gurdev Manchanda
Created by Gurdev Manchanda almost 5 years ago
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Module 1 Cognitive Psychology
1 Models of Memory
1.1 Multi store memory model
1.1.1 Atkinson and Shiffrin 1971
1.1.1.1 memory consists of three memory stores
1.1.1.1.1 Sensory store
1.1.1.1.1.1 duration: few seconds
1.1.1.1.1.2 don't pay attenion to the new info, will decay
1.1.1.1.1.3 first store- info from sensory input
1.1.1.1.2 Short term memory
1.1.1.1.2.1 duration: max 30 secs average 18 secs
1.1.1.1.2.1.1 PETERSON AND PETERSON 1959
1.1.1.1.2.1.1.1 presented trigrams through headphones
1.1.1.1.2.1.1.1.1 distraction task- avoid rehearsal- ensure testing STM
1.1.1.1.2.1.1.1.1.1 count backwards from 100 in threes
1.1.1.1.2.1.1.2 findings
1.1.1.1.2.1.1.2.1 retention interval increased= percentage correct decreased
1.1.1.1.2.1.1.2.2 at 0 secs, correct was 90%
1.1.1.1.2.1.1.2.3 at 18 secs, correct was 5%
1.1.1.1.2.2 capacity: 7+-2 items
1.1.1.1.2.2.1 JACOBS 1890
1.1.1.1.2.2.1.1 investigated serial digit span
1.1.1.1.2.2.1.1.1 precisely presented an item every half second
1.1.1.1.2.2.1.2 used letters and digits
1.1.1.1.2.2.1.3 findings
1.1.1.1.2.2.1.3.1 average digit span : just over 9
1.1.1.1.2.2.1.3.2 average span for letters: just over 7
1.1.1.1.2.3 attention moves info to LTM
1.1.1.1.2.4 stm is full, old info is displaced or decay info
1.1.1.1.2.5 encoding: info is stored acoustically, works better with sound
1.1.1.1.2.5.1 BADDELEY 1966
1.1.1.1.2.5.1.1 2 lists: acoustically similar and dissimilar
1.1.1.1.3 Long term memory
1.1.1.1.3.1 duration: unlimited at least 48 years
1.1.1.1.3.1.1 BAHRICK ET AL
1.1.1.1.3.1.1.1 recall of yearbook photos
1.1.1.1.3.1.1.2 criticism: naturalistic test of memory
1.1.1.1.3.1.1.3 criticism: lack of controls
1.1.1.1.3.2 capacity: unlimited
1.1.1.1.3.3 retrieval failure
1.1.1.1.3.4 encoding: LTM predominantly semantic encoding
1.1.1.1.3.4.1 BADDELEY 1966
1.1.1.1.3.4.1.1 2 lists of words - semantically similar and dissimilar
1.1.1.2 stimulus impinges on senses- info passes from stores
1.1.2 criticisms
1.1.2.1 Coding in STM is not always phonetic
1.2 Working Memory Model
2 Memory in everyday life
2.1 Eye witness testimony
2.2 Memory improvement