When an Additional Explanatory Variable Is Introduced into a Multiple

question 294

True/False

When an additional explanatory variable is introduced into a multiple regression model, the adjusted r² can never decrease.

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Definitions:

Cones

Photoreceptor cells in the retina of the eye that function best in bright light and enable color vision.

Blind Spot

An area in the visual field that lacks detection due to the absence of photoreceptor cells in the optic disc of the retina.

Brain

The organ in the head of an organism that controls its actions, thoughts, feelings, and interactions with the environment.

Fovea

A small depression in the retina of the eye where visual acuity is highest, due to the concentration of cones.