Derrick Is Conducting a Stratified Sampling Procedure

question 16

Multiple Choice

Derrick is conducting a stratified sampling procedure. He wants to assure he has the appropriate representation of students from at each of the class levels in his study. Next he will

• A) identify and define the population.
• B) determine desired sample size.
• C) classify all members of the population as members of the subgroups.
• D) randomly select an appropriate number of individuals to represent the subgroups.

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Definitions:

Parasympathetic

Refers to the part of the autonomic nervous system responsible for relaxation, conservation of energy, and slowing down bodily functions.

Sympathetic

Pertaining to the sympathetic nervous system, part of the autonomic nervous system responsible for activating the body's fight-or-flight response.

Somatic

Relating to or affecting the body, distinct from the mind or emotions.

Nucleus Accumbens

A brain region involved in the reward circuit, associated with pleasure, reinforcement learning, addiction, and fear.