In Regression Analysis, If the Coefficient of Correlation Is -1

question 75

Multiple Choice

In regression analysis, if the coefficient of correlation is -1.0, then:

• A)the sum of squares for error is -1.0.
• B)the sum of squares for regression is 1.0.
• C)the sum of squares for error and sum of squares for regression are equal.
• D)the sum of squares for regression and total variation in y are equal.

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Definitions:

Gait

The way a person walks, consisting of two phases: stance and swing.

Lateral Flexion

The bending of the body or any of its parts to the side, often referring to movements of the spine away from the midline.

Mobility Testing

A process of assessing the range of motion and ease of movement in joints, muscles, and the body as a whole to identify potential limitations or issues.

Muscle Strength Testing

A clinical examination conducted to evaluate the function and strength of individual muscles and muscle groups based on a standardized grading system.