Standard Stepwise Regression

question 116

Multiple Choice

Standard stepwise regression

• A) is the same as forward selection.
• B) involves trying more regressions that the best subsets method.
• C) always finds the best regression model.
• D) combines attributes of both forward selection and backward elimination.

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Definitions:

Lewis Structure

A diagrammatic method for representing the electron configuration in molecules, showing how valence electrons are arranged among atoms in a molecule.

Double Bonds

Double bonds are chemical bonds between two chemical elements involving four bonding electrons as opposed to two in a single bond.

Compound

A substance formed from two or more elements chemically united in fixed proportions.

Chloromethane

A colorless, flammable gas with a slight sweet odor, used in the production of silicones and butyl rubber.