What Is the Statistic That Measures the Direction and Strength

question 84

Multiple Choice

What is the statistic that measures the direction and strength of the linear relationship between two variables?

• A) r²
• B) Coefficient of variation
• C) Variance
• D) Coefficient of kurtosis
• E) Correlation coefficient

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Definitions:

Phineas Gage

A railway worker who survived a severe brain injury in the 19th century, leading to important insights into brain function and personality change.

Personality Changes

Refers to alterations in an individual's character, feelings, or behavior that differ from their usual self.

Brain Injury

Any injury occurring to the brain caused by an external physical force, potentially leading to temporary or permanent impairment of cognitive, physical, and psychosocial functions.

Emotionality

The quality or state of being emotional; the degree to which a person's behavior is influenced by emotions.