In Early 2012, the U

question 119

Short Answer

In early 2012, the U.S. Congress approval rating was approximately 10% (Reuters.com). In a poll of 400 Americans, what is the probability that their approval rating is between 8% and 12%?

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Definitions:

Acquired Drive

A learned or conditioned drive that results from experiences or social influences, rather than innate biological needs.

Getting A Haircut

The act of having one's hair trimmed, styled, or cut by a professional barber or stylist.

Homeostatic Drive

The body's regulatory process to maintain internal stability and balance of physiological systems, often in response to external changes.

Drive-Reduction Theory

A theory of motivation proposing that the purpose of behavior is to reduce drives or needs.