A Dummy Variable in a Multiple Regression Analysis Is

question 44

Multiple Choice

A dummy variable in a multiple regression analysis is

• A) an unmeasured variable that is excluded from the underlying causal model.
• B) an uncontrolled variable that creates a spurious relationship.
• C) an uncontrolled variable that intervenes or "mediates" a relationship.
• D) a variable with values of 0 and 1 used to represent a nominal- or ordinal-scale variable.

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Definitions:

Walter Mischel

A psychologist best known for his research on personality theory and cognitive-affective behavior, including the famous marshmallow test associated with delayed gratification.

Trait Theory

A theoretical framework in psychology that focuses on the identification and measurement of specific personality traits.

Situational Factors

External influences that affect an individual's behavior, choices, and psychological well-being at any given moment.

Predictability

The ability to accurately forecast future events or behaviors based on current knowledge or analysis.