Rebecca Is Hooked Up to an Electroencephalograph (EEG) in a Sleep

question 182

Multiple Choice

Rebecca is hooked up to an electroencephalograph (EEG) in a sleep lab. As the researcher watches the printout from the EEG, delta waves appear. Based on this information, the researcher can conclude that Rebecca

• A)has just entered stage 1 sleep.
• B)is still awake, but is relaxed and drowsy.
• C)is currently in REM sleep.
• D)has just entered stage 3 sleep.

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Definitions:

Nonsatiation

The economic assumption that consumers always prefer more of a good to less, holding everything else constant.

Completeness

In decision theory, a property that states every set of choices can be ranked in an order of preference.

Marginal Rate

Typically refers to the additional cost or benefit received from producing one more unit of a good or service.

Indifference Curve

A graph that shows combinations of goods between which a consumer is indifferent, meaning they derive the same level of satisfaction from each combination.