The Least Squares Regression Line Minimizes the Sum of The

question 39

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.
• E)Squared differences between actual and predicted X values.

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Definitions:

Treadle Valve

A type of foot-operated air valve used in heavy vehicles, controlling air pressure to the brakes when pressed.

Relay Piston

A relay piston is part of an automatic transmission's hydraulic system, used to amplify fluid pressure for shifting gears.

Secondary Circuit

An electrical circuit that receives power from a transformer or another circuit rather than directly from a power source, used in various electronic devices.

Low Pressure Warning

An alert system in vehicles, especially those with air brakes, that activates to indicate insufficient air pressure in the system, signaling potential brake failure.