capacity Flashcards
(7 cards)
1
Q
what is capacity ?
A
the amount of info that can be held in memory
2
Q
what psychologists are involvled in capacity ?
A
jacobs 1887
Miller 1956
3
Q
procedure of jacob’s digit span ?
A
researcher reads 4 digits and increases until the pps can’t recall the order correctly.Final number =digit span
4
Q
finding show pps could only repeat back ______ Numbers ?
A
9.3
5
Q
and ____ letters
A
7.3
6
Q
what was millers procedure ?
A
observed everyday practice,noted that things come in sevens e.g days of the week + music scale
7
Q
what were his findings ?
A
span of STM is about 7 items + or - 2
can be increased but chunking e.g grouping sets of digits
