The FDA Tests Dietary Supplements for Purity and Potency

question 60

True/False

The FDA tests dietary supplements for purity and potency.

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Definitions:

Covariance

A measure that determines the degree to which two variables change together.

Correlation Coefficient

A statistical measure that describes the size and direction of a relationship between two or more variables.

Covariance

A measure of the joint variability of two random variables.

Correlation Coefficient

A numerical index that reflects the linear relationship between two variables, ranging from -1 to 1.