The vertical line on a graph:
A)Is called the x-axis.
B)Never displays the number or percentages of cases for each value of a variable.
C)Might display different levels of a second variable, thus showing whether changing levels of categories on the variable on the horizontal axis move in a consistent fashion with changing levels of the second variable.
D)Is always a variable.

Question

Quizplus · Accepted Answer

The vertical line on a graph can indeed display different levels of a second variable, allowing for the visualization of how changes in one variable correlate with changes in another. This is a common practice in various types of graphs, such as scatter plots or line graphs, to analyze the relationship between two variables.

The Vertical Line on a Graph