The Least Squares Regression Line Minimizes the Sum of the

question 45

Multiple Choice

The least squares regression line minimizes the sum of the

• A)differences between actual and predicted y values.
• B)absolute deviations between actual and predicted y values.
• C)absolute deviations between actual and predicted x values.
• D)squared differences between actual and predicted y values.

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Definitions:

Fraternal Twins

Siblings born at the same time who have developed from two separate eggs fertilized by two different sperm, genetically unique from each other.

Amygdala

A region of the brain within the temporal lobe, involved in emotion regulation, especially fear and pleasure.

Sympathetic Division

Part of the ANS that is responsible for reacting to stressful events and bodily arousal; “fight-or-flight system.”

Nervous System

The complex network of nerves and cells that transmit signals between different parts of the body to coordinate actions and sensory information.