The strength of the relationship between two quantitative variables can be measured by:
A)The slope of a simple linear regression equation.
B)The Y-intercept of the simple linear regression equation.
C)The coefficient of correlation.
D)The coefficient of determination.
E)Both the coefficient of correlation and the coefficient of determination.

Question

Quizplus · Accepted Answer

The coefficient of correlation measures the strength and direction of a linear relationship between two variables, while the coefficient of determination indicates the proportion of variance in the dependent variable predictable from the independent variable, both reflecting the relationship's strength.

The Strength of the Relationship Between Two Quantitative Variables Can