Bai is conducting a study on learning. When she manipulates an independent variable, it is possible that some other factor, like noise in the hall, can affect learning in one of the groups but not in the other. This possibility reflects the presence of:
A) a confound
B) a dependent variable
C) selection bias
D) random assignment

Question

Quizplus · Accepted Answer

The presence of a potentially affecting factor that was not accounted for in the research design is called a confound. It can distort the relationship between the independent variable and the dependent variable and threaten the internal validity of the study.

Bai Is Conducting a Study on Learning