STM duration- Peterson And Peterson Flashcards
1
Q
How many participants took part?
A
24 students
2
Q
What type of experiment was it?
A
LAB experiment
3
Q
What kind of method was used?
A
Repeated measures
4
Q
State the three main points of the procedure…
A
1) p’s presented with trigrams (nonsense syllables)
2) asked to call them accurately and in order
3) interference task of varied lengths between exposure and recall
5
Q
What were the findings/conclusion?
A
Information is lost rapidly from STM if not rehearsed. Duration=20 secs
6
Q
State three negative points about this experiment…
A
1) not realistic
2) only tester one aspect of memory (visual recognition)
3) poor population validity (students likely to have a higher IQ than most)
7
Q
What year was this study?
A
1959
