An advantage of an experiment is that:
A) it shows whether two or more variables are related.
B) firm conclusions about cause and effect can be drawn.
C) it is often useful in the first stages of a research program.
D) it provides a large amount of information on large numbers of people.

Question

Quizplus · Accepted Answer

An experiment allows for manipulation of variables and control of extraneous variables, allowing for firm conclusions about cause and effect to be drawn. This is a key advantage of experiments over other research methods.

An Advantage of an Experiment Is That