An Independent Variable That Includes Two Levels Is Called A(n)

question 6

Multiple Choice

An independent variable that includes two levels is called a(n) ______ variable.

• A) amount
• B) bivalent
• C) multivalent
• D) subject

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Definitions:

Pituitary Gland

A small, pea-sized gland at the base of the brain that produces hormones influencing various body functions, including growth, metabolism, and reproductive processes.

Autonomic Nervous System

A component of the peripheral nervous system responsible for regulating automatic bodily activities such as cardiac rhythm, digestive processes, and breathing rate.

Piloerection

The involuntary erection of hairs on the skin, typically as a response to cold or fear, creating what is commonly known as "goosebumps."

Natural Selection

The process by which organisms better adapted to their environment tend to survive and produce more offspring.