Which of the Following Statements Provides the Best Guidance for Model

question 62

Multiple Choice

Which of the following statements provides the best guidance for model building?

• A)If the value of r² increases as more variables are added to the model, the variables should remain in the model, regardless of the magnitude of increase.
• B)If the value of the adjusted r² increases as more variables are added to the model, the variables should remain in the model.
• C)If the value of r² increases as more variables are added to the model, the variables should not remain in the model, regardless of the magnitude of the increase.
• D)If the value of the adjusted r² increases as more variables are added to the model, the variables should not remain in the model.

Understand the creation and interpretation of stemplots, including cases where stems may be split or leaves may be trimmed.

Comprehend how to measure and compare quantitative data effectively.

Grasp the methods to display and analyze the distribution of categorical variables.

Distinguish the units of measurement as a key characteristic of quantitative and categorical variables.