Which Is Not True of the Coefficient of Determination

question 2

Multiple Choice

Which is not true of the coefficient of determination?

• A)It is the square of the coefficient of correlation.
• B)It is negative when there is an inverse relationship between X and Y.
• C)It reports the percentage of the variation in Y explained by X.
• D)It is calculated using sums of squares (e.g., SSR, SSE, SST).

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Definitions:

Nontoxic

Substances that do not pose a risk of harm or poison to humans, animals, or the environment.

Stable

A state of equilibrium or the absence of significant change, often describing systems that return to equilibrium after a disturbance.

Environmental Damage

Harmful effects on the natural environment caused by human activities, including pollution, habitat destruction, and depletion of resources.

Ultraviolet Radiation

A form of electromagnetic radiation with a wavelength shorter than that of visible light but longer than X-rays, harmful to living organisms in high doses.