If an Economist Wishes to Determine Whether There Is Evidence

question 3

Multiple Choice

If an economist wishes to determine whether there is evidence that mean family income in a community equals $50,000

• A)either a one-tail or two-tail test could be used with equivalent results.
• B)a one-tail test should be utilized.
• C)a two-tail test should be utilized.
• D)None of the above.

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Definitions:

Positive Feedback

A biological mechanism whereby a process enhances itself in such a way that an initial change leads to a further increase in its outcome.

Circulatory Shock

A life-threatening medical condition resulting from insufficient blood flow to the tissues of the body, causing organs to fail.

Severe Blood Loss

A critical condition that occurs when a significant amount of blood is lost from the circulatory system, leading to a drop in blood pressure and potential shock.

Stratified

Layers or levels that are arranged one on top of another, often referring to the layering found in sedimentary rocks or societal hierarchies.