The Extent to Which Measures Indicate What They Are Intended

question 21

Multiple Choice

The extent to which measures indicate what they are intended to measure is referred to as

• A)reliability.
• B)statistical analysis.
• C)validity.
• D)standard error.

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Definitions:

Epinephrine

A hormone and neurotransmitter also known as adrenaline; it increases heart rate, constricts blood vessels, and dilates air passages.

Norepinephrine

A neurotransmitter and hormone involved in the body's fight or flight response, affecting blood pressure, heart rate, and sugar metabolism.

Sympathetic

Pertaining to the part of the autonomic nervous system that typically prepares the body for intense physical activity and is often referred to as the fight-or-flight response.

Parasympathetic

Pertaining to the division of the autonomic nervous system that conserves energy as it slows the heart rate, increases intestinal and gland activity, and relaxes sphincter muscles.