A Researcher Computes the Definitional Formula for SS and Finds

question 55

Multiple Choice

A researcher computes the definitional formula for SS and finds that .If this is a sample of 12 scores,then what would the value of sample variance be using the definitional formula?

• A) 3.7
• B) 4.0
• C) 44
• D) not possible to know because the scores are not given

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Definitions:

Hall-effect TPS

A throttle position sensor using the Hall-effect principle to measure the position of the throttle in an engine, translating the throttle's position into an electrical signal.

Transmitting Torque

The process of transferring rotational force from one part of a mechanical system to another, typically via gears, belts, or shafts.

Planetary Gears

A gear system that consists of one or more outer gears revolving around a central sun gear, widely used in automatic transmissions.

Input Torque

The torque that is applied to a system or component, such as the initial force input into a gearbox.