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← Measuring cause and effect - Intro to Psychology

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Showing Revision 3 created 05/25/2016 by Udacity Robot.

  1. We want to measure the effect of caffeine on reaction time in Udacity
  2. employees. There are many ways we can do this. But which of the following do
  3. you think is best? Should we find employees who've already had a varying amount
  4. of caffeine and measure their reaction time and see if it changes between them?
  5. Should we give caffeine in varying amounts to different groups of employees and
  6. then measure their reaction times. Should we ask people who have already had
  7. caffeine how they feel their reaction times have been affected? Pick which one
  8. you think is best. Don't worry if you don't know the answer just yet, but take
  9. a second and try to think about it.