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Which Type of General Sampling Uses a Variety of Methods

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Which type of general sampling uses a variety of methods to avoid bias by choosing a random selection of patients for their study?


Definitions:

Magnetism

A property of materials that causes them to attract or repel other materials based on the presence of a magnetic field.

Specific Gravity

The proportion between the density of a material and the density of a reference material, usually water, given a certain temperature.

Specific Gravity

The ratio of the density of a substance to the density of a reference substance, typically water for liquids and solids, or air for gases.

Rock

A naturally occurring solid aggregate of minerals or mineraloid matter.

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