John Wakes at the Same Time Each Morning, Even Without

question 9

Multiple Choice

John wakes at the same time each morning, even without an alarm clock. What BEST explains this finding?

• A) circadian rhythm
• B) solar eclipse
• C) hormone levels
• D) neurotransmitters

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Definitions:

Number of Treatments

The total count of distinct experimental conditions applied in research to assess their effects on outcomes.

MSB

Marginal Social Benefit; the additional benefit to society from one more unit of a good or service being produced and consumed.

SS(Total)

The total sum of squares in regression analysis, representing the total variation in the dependent variable.

Average Wear

The typical amount of degradation or use that an item undergoes over a given period.