The Bottom 80 Percent of Families in Alpha Receive Approximately

question 90

Multiple Choice

The bottom 80 percent of families in Alpha receive approximately what percentage of total income? (See Figure 33.1.)

• A)80 percent.
• B)60 percent.
• C)50 percent.
• D)40 percent.

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Definitions:

Inferential Statistics

Uses mathematical models, theories, and hypotheses to make predictions about a broader population based on observed sample data.

MANOVA

Multiple analysis of variance. This procedure is used when there are multiple dependent variables. See also ANOVA.

Multivariate Analysis

A statistical approach that examines the relationship between multiple variables in order to understand patterns and influences.

Statistical Significance

The probability that a computed statistic such as a t-test or correlation is not due to chance.