If the Correlation Coefficient Between Variables X and Y Is

question 95

True/False

If the correlation coefficient between variables X and Y is.90, this means that the proportion of common variance shared by the two variables is ninety percent.

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Definitions:

Existential Generalization

A logical inference rule stating that if some predicate holds for at least one thing, then there exists something for which that predicate holds.

Universal Instantiation

A logical rule of inference that allows for the deduction of specific instances from a universally quantified statement.

Existential Instantiation

A logical principle where from a general statement, one can infer the existence of at least one particular instance.

Universal Generalization

Universal generalization is a logical principle that allows one to infer that something is true for all members of a class from its being true for every observed member.