John Is Participating in a Sleep Study

question 82

Multiple Choice

John is participating in a sleep study. While examining John's EEG pattern, the researcher notices that the waves are extremely regular, with a frequency of 7 to 11 Hz. Based on this observation, the researcher can conclude that John is:

• A)still wide awake and alert.
• B)asleep.
• C)dreaming.
• D)awake but relaxed, with his eyes closed.

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Definitions:

Acceptable Name

A common or trivial name for a chemical compound that is widely used and recognized, besides its systematic IUPAC name.

Chair Conformation

A specific three-dimensional geometric shape of cyclohexane that minimizes strain, resembling a chair, and is the most stable and common conformation due to its staggered arrangement of bonds.

Alternative Hypothesis

The hypothesis in a statistical test that proposes a difference or effect, contrasted with the null hypothesis.

Friedman Test

A statistical test that does not rely on parameter distributions to identify variations in treatments across several trials.