A Correlation Coefficient of 0 Indicates What About the Relation

question 98

Multiple Choice

A correlation coefficient of 0 indicates what about the relation between two variables?

• A) The two variables are directly related.
• B) The two variables are inversely related.
• C) The two variables are completely unrelated.
• D) This coefficient indicates which variable was the "cause" and which the "effect."

---

Definitions:

Adaptive Radiation

A process in which organisms diversify rapidly into a multitude of new forms, particularly when a change in the environment makes new resources available, creates new challenges, or opens new environmental niches.

Tempo

The speed or pace at which something happens or evolves.

Evolutionary Change

The evolution process by which distinct forms of life are understood to have evolved and spread out from previous versions throughout the history of Earth.

Extinction

The permanent loss of all members of a species, making it unable to survive, reproduce, or recover in its natural environment.