Describe the PURPOSE of Minard’s and Playfairs charts.  Describe how you would redevelop each to clarify their positions or improve their argument’s if you were to develop a chart or charts of your own.  From the charts listed below, which would you select or utilize to make your case and describe how your selection enhance their case? 

Scatter plot
Histogram
Line Diagram
Pie Chart
Radar Plot
Pareto Diagram
Milestone Chart
Time Series Analysis.