Teaching:TUW - UE InfoVis WS 2005/06 - Gruppe 10 - Aufgabe 2
Poor Graphic
Drawbacks
- Lie Factor: non-linear time scale shows a linear growth of the salary, but it's exponential,
- Bad Data-Ink-Ratio: a lot of ink is used to differ the bars and for
- Chart Junk: pictures of the doctors and other professionals, year is always written with 4-digits.
Improvements
- Choose linear time scale without jumps
- Analyze distribution (linear, exponential?)
- Choose appropriate diagram type
- Make the design simpler, without making it less understandable.
- Make a scale on the left side.
- Used a linear time scale to show the exponential growth,
- Additional usage of a line chart to better visualize the higher growth of doctors salary,
- Removed the chart junk (pictures of doctors and working men),
- Grouped the legend into a single block