A Decision Maker Has Five Potential Independent Variables with Which

question 46

Multiple Choice

A decision maker has five potential independent variables with which to build a regression model to explain the variation in the dependent variable. At step 1, variable x3 enters the regression model. Which of the following indicates which of the four remaining independent variables will be next to enter the model?

• A) The variable that has the next highest correlation with the dependent variable
• B) The variable that will provide the next largest value for the slope coefficient
• C) The variable with the highest coefficient of partial determination
• D) Can't be determined without seeing the correlation matrix.

---

Definitions:

Polar Bears

Large carnivorous bears found in the Arctic, well adapted to cold environments with their thick fur and fat.

Odorless Gases

Gases that lack a detectable smell, and can be natural or manufactured, with some posing health risks if inhaled in sufficient concentrations.

CFCs

Chlorofluorocarbons, a class of chemicals used in refrigerants and aerosols, which have been found to deplete the ozone layer.

Desertification

A progression where arable land turns into barren desert areas, usually caused by periods of dryness, the removal of trees, or improper agricultural methods.