A Sociologist Examines the Relationship Between the Poverty Rate and Several

question 79

Multiple Choice

A sociologist examines the relationship between the poverty rate and several socioeconomic factors. For the 50 states and the District of Columbia (n = 51) , he collects data on the poverty rate (y, in %) , the percent of the population with at least a high school education (x₁) , median income (x₂, in $1000s) , and the mortality rate per 1,000 residents (x₃) . He estimates the following model as y = β₀ + β₁Education + β₂Income + β₃Mortality + ε. The following ANOVA table shows a portion of the regression results. The coefficient of determination indicates that ________.

• A) 14% of the variation in the poverty rate is explained by the regression model.
• B) 14% of the variation in median incomes is explained by the sample regression equation.
• C) 86% of the variation in the poverty rate is explained by the sample regression equation.
• D) 86% of the variation in median incomes is explained by the sample regression equation.

---

Definitions:

Large Harbor

denotes a spacious and well-equipped port that accommodates a significant number of ships for loading, unloading, and shelter.

Fourth Style

The last style of ancient Roman wall painting, characterized by intricate and fantastical imagery.

Architectural Vistas

Strategic views or perspectives within architectural designs that lead the observer's eye to a focal point or through a sequence of spaces.

Column of Trajan

A Roman triumphal column in Rome, Italy, celebrating Emperor Trajan's victory in the Dacian Wars, famous for its spiral bas relief.