One Advantage to Using a Longitudinal Design Over a Cross-Sectional

question 177

Multiple Choice

One advantage to using a longitudinal design over a cross-sectional design is that longitudinal designs:

• A) are typically cheaper to perform.
• B) are less likely to be affected by attrition.
• C) avoid the problems associated with cohort effects.
• D) require less time to perform.

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Definitions:

Dreaming

The experience of envisioned images, sounds, or other sensations during sleep, particularly during the rapid eye movement (REM) stage.

Alpha Waves

Brain rhythms detectable by EEG, typically associated with relaxed, wakeful states, and indicating a lack of arousal in most individuals.

EEGs

Short for electroencephalograms, these are tests that measure the electrical activity of the brain and are used to diagnose and monitor neurological disorders.

REM Sleep

A sleep stage characterized by rapid eye movement, increased brain activity, and vivid dreams.