Match Each Description with the Appropriate Term

question 257

Multiple Choice

Match each description with the appropriate term.
-A sleep disorder involving sudden and unpredictable daytime attacks of sleepiness or lapses into REM sleep.

• A)narcolepsy
• B)internal desynchronization
• C)sleep apnea
• D)lucid dreaming
• E)seasonal affective disorder

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Definitions:

Operational Definition

An operational definition specifies the measurement criteria and procedure for quantifying a research variable, ensuring clarity and replicability.

Independent Variable

In an experiment, the variable that is manipulated or changed to observe its effect on a dependent variable.

Experimental Group

In research, the group of subjects who are exposed to the variable under investigation, as opposed to the control group which is not exposed.

Experimental Factor

An independent variable manipulated by the researcher in an experiment to determine its effect on an outcome.