Bahrick

• How many American participants did Bahrick study?

  392
• Where were Bahrick's participants from?

  America
• What was the age range of participants in Bahrick's study?

  17-74
• What were the two ways duration of LTM was tested in Bahrick's study?

  1 . Photo-recognition test from high school yearbook

  2 . Free recall of all the names from their graduating class
• What were obtained from participants in Bahrick's study?

  High school yearbooks
• How accurate were participants tested within 15 years of graduation in photo-recognition?

  90%
• How accurate were participants tested within 48 years of graduation in photo-recognition?

  70%
• Bahrick found free recall was less accurate than photo-recognition
• How accurate were participants tested within 15 years of graduation in free recall?

  60%
• How accurate were participants tested within 48 years of graduation in free recall?


  30%
• What did Bahrick's findings suggest?

  LTM may last up to a lifetime