What Is the Mean of the Following Numbers? -12, -9

question 98

Multiple Choice

What is the mean of the following numbers? -12, -9, -5, -4, 0

• A) -9
• B) -6
• C) -5
• D) -2

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Definitions:

Optical System

A combination of lenses, mirrors, and other devices that manipulate light to produce a desired image or effect.

Joint

The point at which two or more bones meet in the body, allowing for movement and flexibility.

Body Cavity

A hollow or space within the body that contains and protects internal organs, such as the chest or abdominal cavities.

Canal

A tubular passage or channel in the body for the conveyance of fluids or air, such as the ear canal.