Which of the Following Is Correct for People Ages 20

question 71

Multiple Choice

Which of the following is correct for people ages 20 and over?

• A)Blacks have higher rates of labor-force participation and lower unemployment rates than those of whites.
• B)Blacks have higher rates of labor-force participation and higher unemployment rates than those of whites.
• C)Blacks have similar rates of labor-force participation and lower unemployment rates than those of whites.
• D)Blacks have similar rates of labor-force participation and higher unemployment rates than those of whites.

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Definitions:

Mean

The average of a set of numbers, calculated by dividing the sum of these numbers by the count of the numbers.

Variance

A measure of the dispersion of a set of data points around their mean; it is calculated as the average of the squared differences from the Mean.

Chi-squared Distribution

The Chi-squared distribution is a statistical distribution widely used in inferential statistics, especially in chi-squared tests, described by degrees of freedom.

Degrees of Freedom

The number of independent pieces of information available to estimate another piece of information or parameter.