Linear Regression Is Important Because

question 22

Multiple Choice

Linear regression is important because

• A)it is used to predict unknown Y scores based on X scores from a correlated variable.
• B)it is used to predict unknown Y scores based on X scores,even if the X variable is not correlated with the Y variable.
• C)it is a statistic that summarizes the relationship between the X and Y variables.
• D)it indicates how close our predictions of Y values are to the actual Y values.

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Definitions:

Aromatic Ring

A stable ring-shaped molecule made up of alternating single and double bonds, common in many organic compounds.

O,p-director

Substituents that direct incoming substituents to the ortho and para positions in an aromatic ring during electrophilic substitution reactions.

Major Organic Product

The predominant compound produced through an organic reaction, usually of greatest interest or utility.

Cyano Substituent

A cyano substituent refers to a group containing a carbon triple-bonded to a nitrogen atom (-C≡N) attached to a molecular framework.