Capacity of Memory Studies: Jacobs Flashcards Preview

Psychology: Memory (AQA) > Capacity of Memory Studies: Jacobs > Flashcards

Flashcards in Capacity of Memory Studies: Jacobs Deck (11):
1

date

1887

2

study aim

look at the the capacity of STM

3

Method - what were the participants presented with?

a string of letters or digits

4

Method - what did the participants do with the string of letters/digits?

repeat them back in the same order

5

Method - the test

the number of letters/digits increased until they couldn't recall the sequence correctly

6

Results: digits

9 digits

7

Results: letters

7 letters

8

Conclusion: 5-9

Jacobs concluded that STM has a limited storage capacity of 5-9 items

9

Conclusion: individual differences

age
memory techniques
chunking

10

Conclusion: digits vs letters

digits may have been easier to recall seeing there was only 10 digits but 26 letters

11

Evaluation: ecological validity

jacobs research was artificial and lacks ecological validity as its not something that you do in real life