Randomization in experimental design is used to
A) control for the response variable.
B) avoid confounding.
C) avoid the placebo effect.
D) implement the double-blind technique.

Question

Quizplus · Accepted Answer

Randomization helps to avoid confounding by ensuring that factors that may affect the outcome are equally distributed among treatment groups. It does not directly control for the response variable or address the placebo effect or double-blind technique.

Randomization in Experimental Design Is Used to