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6 Written questions

5 Multiple choice questions

  1. A random selection of a representative sample and that collects data.
  2. Participants.
  3. The designer doesn't know who has which treatment.
  4. Individuals selected based on their availability.
  5. A study that imposes a treatment on individuals to compare the responses to different levels of such treatment.

5 True/False questions

  1. SampleA subset or portion of the population that was selected as a representative.


  2. Nonresponse BiasThose that feel more strongly on a topic and are willing to respond.


  3. Voluntary ResponseRespondents can decide whether or not to respond.


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


  5. RandomizationThe entire collection of individuals.


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