Selection Differences in the Non-Equivalent Control Group Design Are

question 46

Multiple Choice

Selection differences in the non-equivalent control group design are

• A) essential to the design because they enhance the independent variable.
• B) essential to the design because they allow greater differences than the dependent variable.
• C) problematic because they challenge the external validity of the study.
• D) problematic because they challenge the interval validity of the study.

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Definitions:

Endocrine Glands

Organs in the body that secrete hormones directly into the bloodstream to regulate various bodily functions.

Interstitial Fluid

The fluid that bathes the tissues of the body; also called tissue fluid.

Synapse

The junction between two neurons or between a neuron and an effector (muscle or gland).

GABA

Gamma-Aminobutyric Acid (GABA) is a neurotransmitter in the brain that plays a key role in regulating nerve excitability and anxiety.