Peterson and Peterson (1959)

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1. What was the aim of the experiment?

  • To see whether a natural environment can act as a cue for recall
  • To see how long information can be retained in short term memory
  • To see whether words processed at different levels would affect their recogntion
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Other questions in this quiz

2. What percentage of words were recalled after a 9 second duration?

  • 80%
  • 60%
  • 30%
  • 50%

3. How many students were used?

  • 18
  • 24
  • 56
  • 30

4. What did Peterson and Peterson conclude?

  • Short term memory lasts no more than 20 seconds and without rehearsal information fades quickly
  • Recognition was greater for words processed semantically
  • The deeper the processing, the greater the level of recognition
  • Environment can act as a contextual cue for recall

5. How did the participants have to recall the words?

  • The correct order
  • Backwards
  • Any order


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