Capacity Flashcards
1
Q
Who conducted research into capacity?
A
Jacobs 1887 (digit span technique)
2
Q
What was Jacobs procedure?
A
Serial recall of digits and letters
Ask pp to remember and repeat
3
Q
What did Jacobs find?
A
STM span = 5-9 items
Digit span increased with age
STM has a capacity of 7+ or -2 items
4
Q
Who came up with chunking?
A
Miller
5
Q
What is chunking?
A
Make more efficient use of STM slots
6
Q
What are the capacity for sensory register, stm, ltm?
A
SR =everything that is sensed
STM= 7+-2 items
LTM= unlimited (impossible to test)
