Validity Refers to What a Selection Procedure Measures and How

question 58

True/False

Validity refers to what a selection procedure measures and how well it measures it.

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Definitions:

Earth

The third planet from the Sun, our home planet, or in electrical terms, the reference point in an electrical circuit for the return path of currents or a direct physical connection to the ground.

Ampere-Turns

A basic unit for measurement of magnetism. The product of number of turns of wire times current flow.

Electromagnet

A type of magnet in which the magnetic field is produced by an electric current, typically wrapping a wire around a ferromagnetic core, which can be turned on and off with the current.

Proportional

A relationship between two quantities where a change in one results in a corresponding change in the other, often depicted mathematically by a constant ratio.