Peterson and Peterson (1959)

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1. What did Peterson and Peterson conclude?

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

2. Which was not a delay that was introduced before recall?

  • 18
  • 3
  • 9
  • 13
  • 15
  • 12
  • 6

3. What percentage of words were recalled after a 18 second duration?

  • 20%
  • 5%
  • 10%
  • 15%

4. What were the participants presented with?

  • 600 words
  • Nonsense consonant trigrams
  • 2 or 3 syllable words

5. What percentage of words were recalled after a 6 second duration?

  • 80%
  • 30%
  • 50%
  • 20%

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