Which Statement Describes a Correlation Between Two Variables

question 241

Multiple Choice

Which statement describes a correlation between two variables?

• A) Correlated variables strongly imply their change is caused by a third,perhaps unknown,variable.
• B) Correlated variables are dependent;how they change is predicted by change in a third unknown variable.
• C) Correlated variables are interdependent;as one varies so does the other in a predictable fashion.
• D) Correlated variables are independent;how one varies does not have an effect on how the other varies.
• E) Correlated variables demonstrate causality;change in the independent variable directs change in the dependent variable.

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Definitions:

Predictive Validity

The extent to which a score on a scale or test predicts scores on some criterion measure.

Convergent Validity

A measure of validity based on the degree to which a test correlates with other tests that it is theoretically supposed to correlate with.

Emotional Quotient

A measure of a person's ability to recognize, understand, and manage their own emotions and the emotions of others.

Reactivity

The phenomenon wherein individuals modify their behavior in response to the awareness that they are being observed.