All of the following statements are true about extraneous variables, except:
A) they can lead to wrong conclusions about the study results.
B) they can often be controlled in advance of doing the study.
C) they can often be eliminated in advance of doing the study.
D) they can contribute to the validity of the study measurements.

Question

Quizplus · Accepted Answer

Extraneous variables do not contribute to the validity of study measurements; instead, they can introduce bias or error, potentially affecting the study's validity.

All of the Following Statements Are True About Extraneous Variables