02:17
Interpreting Graphs: Effects of Vertical Scale on Graphs, The
This clip explains that two graphs displaying the same data can give very different visual impressions. "That's why it's important to check the vertical scale of a graph before making an interpretation," the clip states.
03:24
Interpreting Graphs: Distorted Graphs
This clip explains that sometimes a distorted graph may be a more practical way to display data, then provides a number of examples, including a bar graph of U.S. population, a line graph of Federal debt, and a line graph of households with cable te...