According to Your Text, Which of the Following Represents a Critical

question 3

Multiple Choice

According to your text, which of the following represents a critical internal validity threat of single-subjects designs overall?

• A) Instrumentation
• B) Generalization
• C) History
• D) Selection

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Definitions:

Cortisol

A hormone secreted by the adrenal cortex that elevates blood sugar and protects the body’s tissues in case of injury; if chronically elevated due to stress, it can lead to hypertension, immune disorders, other illnesses, and possibly depression.

Hippocampus

A major component of the brain, involved in learning and memory.

Biological Model

An approach to psychology focusing on understanding human behavior in terms of biological responses and processes.

Learning Model

A theoretical framework that describes how individuals acquire, process, and retain knowledge or skills.