Pickel

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1. The DV?

  • The length of the video
  • The level of recall for the knife and chicken
  • The level of recall in each scenario, depending on the item the man held being threatening or unusual
  • The number of participants
1 of 20

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2. One weakness?

  • There were 2 procedures
  • Real witnesses would not see the crime on a video recording, they would have been in the situation itself, this means that distractions and emotions that would have been present in real life and could have affected recall were not available to the pa
  • All participants viewed the same footage (apart from the IV changes) for the same amount of time, without any disturbances and then answered the same questions, giving more experimental validity
  • Pickel also employed independent researchers to score and analyse the questionnaire to make sure that there was no researcher bias in the interpretation of the results.

3. What year was pickel's study?

  • 1998
  • 2000
  • 1958
  • 1991

4. What was the IV for the experiment

  • Number of participants
  • The time of the filler task
  • The item the man held and the level of unusualness/threat
  • Length of video

5. Why was there a second procedure?

  • Done to check the of the first experiment
  • Done to check the reliability of the first experiment
  • Done to check the validity of the first experiment
  • Done to check the ethics of the first experiment
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