Question

Which of the following best describes a confounding variable? A. A variable that is manipulated by the experimenter. B.A variable that has been measured using an unreliable scale. C.A variable that affects the outcome being measured as well as, or instead of, the independent variable. D. A variable that is made up only of categories.

Answer 1

C) A variable that affects the outcome being measured as well as, or instead of, the independent variable