The Monthly Sales S (In Hundreds of Units) of Baseball

question 5

Multiple Choice

The monthly sales S (in hundreds of units) of baseball equipment for an Internet sporting goods site are approximated by where t is the time (in months) , with corresponding to January. Determine the months when sales exceed units at any time during the month.

• A) March through September
• B) April through August
• C) March through August
• D) August through April
• E) May through September

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Definitions:

Polygraph

An instrument that measures and records several physiological indicators such as blood pressure, pulse, respiration, and skin conductivity while the subject answers questions, used to infer truths or lies.

Physiological Responses

Automatic reactions of the body to a stimulus, involving biological or bodily systems and processes, such as heart rate and hormone release.

Cannon-Bard Theory

A theory of emotion that proposes that emotions and bodily changes occur simultaneously following a stimulus, rather than one causing the other.

Two-factor Theory

A theory proposing that emotional experiences arise from a combination of bodily reactions and the cognitive labeling of the reason for the physical reaction.