In general, when designing studies, researchers hope to ...

[tfester]

In general, when designing studies, researchers hope to __________ systematic variance based on the independent variable, and __________ error variance.
 
  a. maximize; maximize
  b. minimize; maximize
  c. maximize; minimize
  d. minimize; minimize

Question 2

When neither the participants nor the researcher are aware of which condition the
  participants are in, the design is _____________, but when only the participants are
  unaware of the condition they are in, this is referred to as _____________.
 
  A) Within subjects :: Between subjects
  B) Between subjects :: Within subjects
  C) Double blind :: Single blind
  D) Single blind :: Double blind

[jxjsniuniu]

Answer to Question 1

c

Answer to Question 2

C

[tfester]

Excellent

[yeungji]

Gracias!