Between 2000 and 2030,the Proportion of the U

question 12

Multiple Choice

Between 2000 and 2030,the proportion of the U.S.population over age sixty-five will increase:

• A)25%.
• B)50%.
• C)75%.
• D)100%.

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Definitions:

Random Sampling

Sampling in which every member of a population has an equal chance to be selected and in which selection is determined by “luck of the draw” rather than a decision by the researcher.

Degrees

Units of measurement for angles in a circle or for temperature; in the context of education, it refers to academic qualifications.

Freedom

The power or right to act, speak, or think as one wants without hindrance or restraint.

Standard Deviation

A statistic that measures the dispersion of a dataset relative to its mean and is calculated as the square root of the variance.