Sociology 220 Feb 13, 2009 Prof. Brines MGH 231 Making Sense of Charts, Figures, and Graphs Pie chart Rare in research Common in media Hard to compare wedges (different orientations) Can’t show order Restrict to nominal variables An Unhelpful Pie Chart Pie Charts in politics
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Feb 13, 2009
Bar chart(column chart)
Line chart(frequency polygon)
Time series:don’t show distributions,show change over time
Axis distortion:start (or break) vertical above zero
Axis distortion:Squeeze vertical or stretch horizontal