Which of the Following Statements Is Correct

question 10

Multiple Choice

Which of the following statements is correct?

• A) In an experimental study, a dependent variable must be categorical, and an independent variable must be continuous.
• B) In an experimental study, an independent variable must be ordinal, and a dependent variable must be ratio data.
• C) In an experimental study, an independent variable must be categorical, and a dependent variable must be continuous.
• D) In an experimental study, an independent variable must be interval data, and a dependent variable must be continuous.

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Definitions:

Autonomic Nervous

Part of the nervous system that controls involuntary actions of the visceral muscles and internal organs, including heart rate, digestion, and respiratory rate.

Brain

The central organ of the human nervous system, housed in the skull and responsible for controlling and coordinating all voluntary and involuntary activities, along with processing sensory information.

Digestion

The biological process by which food is broken down into simpler substances for the body to use as energy or building blocks.

Afferent Neurons

Nerve cells that carry sensory information from the body’s periphery towards the central nervous system.