In experiments, random assignment is used to avoid __________
A) selection bias.
B) the placebo effect.
C) experimenter bias.
D) the dependent variable effect.

Question

Quizplus · Accepted Answer

Random assignment helps to avoid selection bias by ensuring that participants in the experiment have an equal chance of being assigned either to the treatment group or the control group, thereby controlling for any preexisting differences among participants.

In Experiments, Random Assignment Is Used to Avoid __________