The Coefficient of Determination (R²)tells You

question 18

Multiple Choice

The coefficient of determination (r²) tells you

• A) the proportion of variation in Y that is explained by the independent variable X in the model.
• B) whether r has any significance.
• C) that you should not partition the total variation.
• D) that the coefficient of correlation (r) is larger than 1.

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Definitions:

Intelligence

The ability to acquire and apply knowledge and skills, involving processes such as reasoning, learning, and problem-solving.

Hereditary Genius

A concept suggesting that genius or exceptional ability is inherited genetically from one's ancestors.

Francis Galton

A British polymath who made significant contributions to fields like statistics, psychology, and genetics, often considered a pioneer in the study of human intelligence.

Genetic Inheritance

The process by which genetic information is passed from parents to their offspring, determining traits.