Figure 20-2 Poverty Rates by Age

question 32

Multiple Choice

Figure 20-2
Poverty Rates by Age
-Refer to Figure 20-2.From 1969 to 2001,the percent of elderly aged 64 and over in poverty has

• A) declined,while the percentage of children under age 18 in poverty has also declined.
• B) declined,while the percentage of children under age 18 in poverty has increased.
• C) increased,while the percentage of children under age 18 in poverty has declined.
• D) increased,while the percentage of children under age 18 in poverty has also increased.

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Definitions:

Correlation Coefficient

A statistical measure that indicates the extent to which two variables change together.

Measure Of Dispersion

An indication of how spread out the values of a dataset are, which can include range, variance, or standard deviation.

Standard Deviation

A statistical measure of the dispersion or variability in a set of values, indicating how much the values deviate from the mean of the set.

Standard Deviation

A measure of the dispersion or spread in a set of data; it shows how much variation there is from the average.