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6 Written questions

5 Multiple choice questions

  1. Those that feel more strongly on a topic and are willing to respond.
  2. Subjects that are assigned to treatments randomly.
  3. A subset or portion of the population that was selected as a representative.
  4. Individuals selected based on their availability.
  5. A treatment designed to have no effect but to resemble the actual treatment being used.

5 True/False questions

  1. SubjectsA random selection of a representative sample and that collects data.


  2. BiasSome individuals are favored more than others in observation studies.


  3. PopulationThe entire collection of individuals.


  4. Blind ExperimentsThe designer knows who the control group is and who gets what.


  5. Double Blind ExperimentsThe designer doesn't know who has which treatment.