If an Economist Wishes to Determine Whether There Is Evidence

question 20

Multiple Choice

If an economist wishes to determine whether there is evidence that mean family income in a community exceeds $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:

Brightness

The attribute of visual perception by which a source appears to emit or reflect light, influencing how we perceive colors and contrast.

Odometer

A device used for measuring the distance traveled by a vehicle.

Distance Travelled

denotes the length of the path taken by an object or individual from one point to another, usually measured in units such as kilometers or miles.

Tungsten Filaments

Thin strands of tungsten used as the heating element in incandescent light bulbs, producing light when electrically heated.