The Coefficient of Multiple Determination R²Y.₁₂

question 62

Multiple Choice

The coefficient of multiple determination r²Y.₁₂

• A) measures the variation around the predicted regression equation.
• B) measures the proportion of variation in Y that is explained by X₁ and X₂.
• C) measures the proportion of variation in Y that is explained by X₁ holding X₂ constant.
• D) will have the same sign as b₁.

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Definitions:

Varied

Characterized by diversity or difference; not uniform or consistent.

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