In a line graph, the presence of an interaction would be indicated by
A) crossing lines.
B) parallel lines increasing as you go from left to right.
C) parallel lines decreasing as you go from left to right.
D) identical lines.

Question

Quizplus · Accepted Answer

Crossing lines in a line graph suggest an interaction effect, indicating that the relationship between variables changes at different levels of another variable.

In a Line Graph, the Presence of an Interaction Would