A confounding variable
A) is deliberately manipulated by the experimenter.
B) is not deliberately manipulated by the experimenter.
C) is beyond the experimenter's ability to control.
D) only rarely affects subjects' performance in an experiment.
E) has the same effect as a control group.

Question

Quizplus · Accepted Answer

A confounding variable is not deliberately manipulated by the experimenter; instead, it is an external variable that can affect the results of an experiment but is not the variable being studied.

A Confounding Variable