One of the purposes of applying poor data visualization techniques is to mislead people into drawing the wrong conclusions. The following examples are from a political campaign happening in Ontario, Canada. Some very misleading visualizations have been used to paint the incumbent Premier of Ontario, Dalton McGuinty, as fiscally irresponsible.
Check out the data visualizations and see if you can spot what's wrong with them. Sourced by imgur
Hrvoje Smolic said:
Of course, in political campaign! :)