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Lying With Graphs
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Lying With Graphs

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Transcript

  • 1. Lying with Statistics
  • 2.   Poorly designed graphs can also be misleading.
    For example, by omitting or altering the scale, graphs can easily create a false impression.
    Misleading Graphs
  • 3. Pie Charts
    Charts created by Juha Puranen, University of Helsinki
  • 4. Pie Charts
    Charts created by Juha Puranen, University of Helsinki
  • 5. “Adjusting” Bar Graphs
    http://www.statcrunch.com/5.0/viewreport.php?reportid=15261
    http://www.stat.sc.edu/~west/javahtml/Histogram.html