In 2009 __________ Households Had the Lowest Median Income ($32,584),as

question 109

Multiple Choice

In 2009 __________ households had the lowest median income ($32,584) ,as compared with __________ households,which had the highest median ($65,469) .

• A) Asian; Non-Hispanic white
• B) African American; Asian
• C) African American; Non-Hispanic white
• D) Hispanic; Non-Hispanic white

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Definitions:

Response Surface

A graphical representation used in statistical analysis to visualize the relationship between multiple independent variables and one or more dependent variables.

Polynomial Model

A regression model where the relationship between the independent variable and the dependent variable is expressed as an nth degree polynomial.

Independent Variable

The variable in an experiment that is manipulated or changed by the researcher to observe its effect on the dependent variable.

Second-Order Model

A second-order model in statistics or mathematics represents relationships where the effect of variables is not just linear but can also include squared terms or interactions between variables.