Based on U

question 219

Multiple Choice

Based on U.S. data for 2011, the poverty rate is the highest for which group of people?

• A)children
• B)married couples
• C)female-headed households, no spouse present
• D)the elderly

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Definitions:

Frequency Distribution

A summary of data showing the number of occurrences of different values or ranges of values.

Frequency Distributions

Representations of the number of observations within a given interval. The distribution shows the frequencies of different outcomes in a sample.

Normal Distributions

A probability distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.

Mathematical Formulas

Prescribed sets of mathematical symbols and operations that represent relationships or solve problems.