Work Step by Step
The slope of the regression line has the same sign as r (linear regression coefficient). Hence if r is positive, the regression line is increasing, but if r is negative, the regression line is decreasing.
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.