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Use the contour plot to estimate and
at the origin.
Delta Waves
Brain waves detected by electroencephalography that are associated with deep sleep and brain activity during meditation.
Beta Waves
The brain wave pattern associated with mental activity.
Alpha Waves
Brain waves detected via EEG that are associated with relaxed, wakeful states, typically present during meditation and light sleep.
Theta Waves
Brainwave patterns associated with stages of sleep and deep meditation, reflecting a state of relaxation.
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