In Bivariate Regression,which Statement Is True Concerning the Coefficient of Determination,r²

question 41

Multiple Choice

In bivariate regression,which statement is true concerning the coefficient of determination,r²?

• A) r² is the square of the simple correlation coefficient obtained by correlating the two variables
• B) r² varies between 0 and 1
• C) r² signifies the proportion of the total variation in Y accounted for by the variation in X
• D) all of the above
• E) none of the above

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Definitions:

Lateral Rectus

A muscle located in the eye that functions to rotate the eyeball away from the body's central line.

Inferior Obliques

Muscles located beneath the eyes that help control eye movement, particularly elevating the eye when looking inward or outward.

Flexor Digiti Minimi Brevis

A muscle in the hand responsible for flexing the little finger.