In experimental research, investigators typically try to ...

[frankwu]

In experimental research, investigators typically try to __________ variance due to the independent variable, and __________ variance due to extraneous variables.
 
  a. maximize; maximize
  b. minimize; minimize
  c. maximize; minimize
  d. minimize; maximize

Question 2

Which of the following type of paradigm typically allows for subject variables to be
  equally distributed, given that there are enough participants who are also randomly
  assigned to conditions of the experiment?
 
  A) Matched subjects design
  B) Within-subjects design
  C) Between-subjects design
  D) Factorial design

[Gabe]

Answer to Question 1

c

Answer to Question 2

C