Quiz 7A. Observational Studies: Cohort design

  • Due Dec 11, 2015 at 6pm
  • Points 22
  • Questions 18
  • Available Nov 9, 2015 at 8am - Dec 11, 2015 at 6pm
  • Time Limit None
  • Allowed Attempts Unlimited

Instructions

Quiz 7A is based on lecture 7A: Cohort Studies. Please give the best answer to each question.

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