Question 1.172

7. Suppose you are interested in finding out how the statistics grades for your class compare with those of the college as a whole.

  1. Would you use an experimental study or an observational study?
  2. Discuss how this study situation would preclude effective randomization.

1.99.7

(a) Observational study (b) It would be impractical to randomly reassign people to a statistics class after classes have started.