A treatment confound exists when
A) the procedures used to manipulate an independent variable unintentionally affect the dependent variable.
B) two variables are associated with one another in the "real world."
C) the scores on a measure reflect the research participants' standing on a variable in addition to the one the measure is intended to assess.
D) the research participants respond differently to levels of the independent variable.

Question

Quizplus · Accepted Answer

A treatment confound occurs when the procedures used to manipulate an independent variable unintentionally affect the dependent variable. For example, if a researcher is studying the effects of a new medication on depression, but the medication also causes drowsiness, then the observed changes in depression scores might actually be due to the drowsiness rather than the medication.

A Treatment Confound Exists When