In Using a Regression Model,if a New Independent Variable Is

question 77

Multiple Choice

In using a regression model,if a new independent variable is added,the value of the R² (coefficient of multiple determination) will ___________ decrease.

• A)Always
• B)Sometimes
• C)Never

---

Definitions:

Concept

An abstract idea or a mental symbol that is used to understand or categorize the world.

Necessary Features

Essential characteristics or components required for a particular concept, object, or system to fulfill its intended purpose or function.

Sufficient Features

Characteristics or aspects of an object or situation that are enough to trigger a cognitive or perceptual response.

Theories

Systematic sets of ideas intended to explain phenomena or guide research and practice in various fields.