Memory - models of memory Flashcards
duration of STM ?
18 seconds
who found the duration of STM was 18 seconds ?
Peterson and Peterson
what was Peterson and Petersons research in the duration of STM ?
tested 24 students by giving them three letters then told them to count back from a number and then repeat the letters they were told. after each time they were given different lengths of time to count back
duration of LTM ?
Up to a life time
who studied the duration of LTM ?
bahrick
what was Bahricks research in the duration of LTM ?
Gave 392 participants year books from their school year and asked them to recall the names of the people with and without images of their face
what is capacity of STM?
7±2
who did research into capacity of STM ?
miller (magic number 7)
jacob digit span test
what was millers research into capacity of STM ?
we gravitate to number 7 and can chunk info into this amount
what is capacity of LTM?
unlimited
what is the encoding of the STM ?
acoustic
what is the encoding of the LTM?
semantic
who did research into encoding of the STM ?
Baddeley
who did research into coding of the LTM ?
Baddeley
what are the types of coding ?
visual , semantic and auditory
what is semantic coding ?
associated with meaning