When conducting a study using, researchers first ________ a ...

[vicky]

When conducting a study using, researchers first ________ a sample from a specified population,
  and then ________ participants in the sample to different groups.
 
  A) randomly assign; randomly select B) collect; add
  C) identify; designate D) randomly select; randomly assign

Question 2

If a significant main effect involves an independent variable that has more than two conditions, the main effect is interpreted by
 
  a. testing the simple main effects
  b. visually inspecting the means
  c. conducting an ANOVA
  d. doing post hoc tests
  e. testing the interaction

[trampas]

Answer to Question 1

D

Answer to Question 2

d

[vicky]

Excellent

[nguyenhoanhat]

TYSM