Graphs and Charts
Painting by numbers
Chart for Chart Sake
Wavy Lines

We are working towards becoming experts using graphs and charts. The title is a play on the phrase "art for art's sake". Is there a place where having a chart for its own sake is meaningful?

So what are the different types of chart?

And the different graphs?

Interpretation of graphs comes later, but it is worthwhile introducing the idea of comparison - useful for pie charts.