When scientists study a phenomenon like schizophrenia, two variables often change together, making it difficult to know which one is at work. These variables are called
A) categorical variables.
B) intervening variables.
C) confounding variables.
D) covariables.

Question

Quizplus · Accepted Answer

Confounding variables are variables that can influence the dependent variable and can make it difficult to determine the true relationship between the independent variable and the dependent variable. In the case of schizophrenia, there may be many confounding variables that can impact the onset or severity of the disorder, such as genetics, environmental factors, or drug use.

When Scientists Study a Phenomenon Like Schizophrenia, Two Variables Often