Memory Flashcards
what is the definition for memory?
the mental processes involved in registering, storing and retrieving information
what is short term memory?
a limited capacity system for storing information for short periods of time
what is long term information?
an unlimited capacity system for story information for long periods of time
in memory what did glazner & cunitiz experiment?
lab exp where ppts were given a word list to recall what they can
what is the primacy effect in memory?
- words retrieved from LTM (first words on list)
what is regency effect?
- words retrieved from STM (last words from list)
summarise the case study of H.M in memory?
due to epilepsy, he had his hippocampus removed.
he could speak and recall the past but he could not add to his LTM
summarise the case study of clive wearing?
due to encephalitis clive can no longer add to his LTM
he can speak and recall the past but his STM has a very limited duration
whats duration in terms of memory?
the length of time that info can be kept in memory
explain how Peterson & Peterson (1959) experimented STM?
using consonant trigrams, count back from large n by 3 for intervals
lab exp
evaluation of petersons’ study?
high internal validity but low external validity
whats capacity ?
the amount of information that can be stored in memory
how can you improve stm?
chunking
puts information into smaller amounts
whats millers magic 7+/-2
reviewed research into capacity of memory - meta analysis
capacity of STM is between 5-9 items
