The Measure of How Significantly a Forecast Method Consistently Over-

question 27

Multiple Choice

The measure of how significantly a forecast method consistently over- or underestimates demand is

• A)mean squared error (MSE).
• B)mean absolute deviation (MAD).
• C)bias.
• D)the tracking signal.

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Definitions:

Torque Converter

A type of fluid coupling used in automatic transmissions to transfer rotating power from the engine to the transmission.

Planetary Gearset

A mechanical system that consists of one or more outer gear wheels (planet gears) revolving around a central (sun) gear.

Carrier

A part of a vehicle’s differential that houses the differential gears, supporting them and distributing torque to the wheels.

Sun Gear

A central gear which is part of a planetary gear system, interacting with planetary gears to transmit power in automatic transmissions and other mechanisms.