Which of the Following Statements About Stepwise Regression Is True

question 12

Multiple Choice

Which of the following statements about stepwise regression is true?

• A) It only uses dependent variables and adds them one by one.
• B) It uses independent variables with insignificant regression coefficients.
• C) It is a step-by-step method that adds independent variables one by one in order to build a more efficient regression equation.
• D) It first selects the independent variable with the weakest correlation first.

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Definitions:

Economic Efficiency

A situation in which all resources are allocated in a way that maximizes total benefit or output with minimal waste.

Poverty Rate

The proportion of a population living below the national poverty line, indicating the level of economic deprivation.

Married-Couple Families

Families consisting of a married couple and their children, if any, living together as a unit.

Poverty Rate

A measure indicating the percentage of the population living below the nationally established poverty line, reflecting the proportion of society facing severe economic hardship.