There is no linear relationship between two interval-ratio variables when the regression line on a scatterplot
A) is parallel to the horizontal axis
B) does not touch all of the scores
C) is not an equal distance from all of the scores
D) is bimodal

Question

Quizplus · Accepted Answer

A regression line that is parallel to the horizontal axis indicates a lack of correlation between the two variables. This means that there is no linear relationship between the two interval-ratio variables.

There Is No Linear Relationship Between Two Interval-Ratio Variables When