Table 20-8 Source: U.S. Bureau of Census

question 417

Multiple Choice

Table 20-8 Source: U.S. Bureau of Census
-Refer to Table 20-8. In 2011, the bottom 40% of families has

• A)about 13% of total income in the U.S.
• B)about 28% of total income in the U.S.
• C)about 51% of total income in the U.S.
• D)about 72% of total income in the U.S.

Analyze the strategies individuals use to manage impressions and exert power in social interactions.

Describe the stability and variability of self-esteem and its effects on personal well-being.

Comprehend the importance of implicit and explicit self-esteem in forming self-concept.

Understand the effects of external rewards on intrinsic motivation and behavior (overjustification effect).

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Definitions:

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.

Predictor Variable

Also known as the independent variable, it is used in statistical models to predict the outcome of a dependent variable.