If the coefficient of correlation is .80, then the coefficient of determination

A) is also .80.
B) is either .64 or -.64.
C) will be -.80.
D) must be .64.

Coefficient Of Correlation

A statistical measure that represents the strength and direction of a linear relationship between two quantitative variables.

Coefficient Of Determination

A measure that represents the proportion of variance for a dependent variable that's explained by an independent variable or variables in a regression model.