If an Additional Variable,however Irrelevant,is Added to a Multiple Regression

question 90

Multiple Choice

If an additional variable,however irrelevant,is added to a multiple regression model,what is the most likely result?

• A)a smaller sum of squared errors
• B)a larger sum of squared errors
• C)a constant sum of squared errors
• D)a smaller regression sum of squares

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Definitions:

Neuroticism

A personality trait characterized by anxiety, moodiness, worry, envy, and jealousy, considered one of the Big Five personality traits.

Hardiness

A personality trait characterized by resilience and the ability to endure difficult conditions, often associated with a lower perception of stress and more effective coping strategies.

Indirect Health-Related Behaviors

Actions that may not directly aim to improve health but have secondary effects that can influence health outcomes, such as socializing or sleeping habits.

Risk-Taking Behaviors

Actions that involve exposure to danger, uncertainty, or potential harm, but are undertaken for potential benefit or reward.