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A researcher wants to examine the effect of noise level on reading comprehension. He finds that regardless of the noise level, all participants tested received the maximum scores for their performance. The results may be due to _____ effect.
Stage 4 Sleep
Stage 4 sleep, also known as deep sleep, is a period of sleep characterized by slow brain waves, reduced muscle activity, and limited responsiveness, playing a key role in restorative sleep.
Sleep Spindles
Short bursts of brain activity detectable by an EEG that occur during stage 2 of sleep, associated with learning, memory, and brain development.
Stage 2 Sleep
A phase of sleep characterized by specific brain wave activity, including sleep spindles and K complexes, representing a deeper sleep than Stage 1.
EEG Record
A recording of the electrical activity of the brain obtained through electrodes placed on the scalp, used in the diagnosis of neurological conditions and the study of brain functions.
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