Which One of the Following Independent Variables Represents a Categorical

question 57

Multiple Choice

Which one of the following independent variables represents a categorical variable?

• A) dosage level of a drug to be administered
• B) amount of positive or negative reinforcement
• C) distance from sound source in a test of auditory acuity
• D) rote versus conceptual method of teaching

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Definitions:

Transfers

The process of moving or conveying something from one place, person, or thing to another.

Human Systemic Circuit

The part of the cardiovascular system which carries oxygenated blood away from the heart to the body, and returns deoxygenated blood back to the heart.

Lungs

Pair of respiratory organs situated in the chest of vertebrates, responsible for oxygen intake and carbon dioxide expulsion.

Liver

A vital organ in vertebrates responsible for detoxification, protein synthesis, and production of biochemicals necessary for digestion, among other functions.