Why are confounding variables bad?
A) They provide an alternative explanation for any observed difference between conditions.
B) They reduce internal validity.
C) They make it difficult to tell if the independent variable was responsible for the effect on the dependent variable.
D) all of the above

Question

Quizplus · Accepted Answer

Confounding variables are bad because they provide an alternative explanation for any observed difference between conditions, reduce internal validity, and make it difficult to tell if the independent variable was responsible for the effect on the dependent variable.

Why Are Confounding Variables Bad