How Much Greater Is the Shared Variance Between Two Variables

question 10

Multiple Choice

How much greater is the shared variance between two variables if the Pearson correlation coefficient between them is -.4 than if it is .2?

• A)Half as much
• B)Four times as great
• C)Two times as great
• D)A quarter as much

---

Definitions:

Humility

The quality of having a modest or low view of one's importance, often leading to a respectful and considerate behavior towards others.

Scientific Attitude

A mindset characterized by curiosity, skepticism, and humility, alongside the methodical pursuit of knowledge.

Optimistic Outlook

The tendency to maintain a positive attitude and expect good outcomes even in face of difficulties.

Empirical Approach

A method of inquiry that relies on direct and indirect observation or experience, as well as empirical evidence, to gain knowledge, often used in scientific research to test hypotheses and theories.