Question

Which of the following are characteristics of the correlation coefficient?

Check all that apply.

A. It must be between -1 and 1.
B. It must be positive.
C. The correlation coefficient tells you how strong the residuals are.
D. If correlation is positive, the slope of the regression line is also positive.
E. It indictes the percentage of points that lie on the regression line.

Answer 1

not c or d

Answer 2

b and e mostly

Answer 3

yeah b and e