Data visualization principles

Slides for “Principles of good visualization”

Slides for “Accommodating human limitations”

Controll questions

• Why should you always show the data?
• What does it mean to maximize the data/ink ratio?
• You may think that bar plots in 3D looks cool. Why should we not use that?
• What is distorting the data?
• If you want to compared Gross Domestic Product (GDP) between the US and Norway, how should you adjust the data?
• What does it mean to be “kind to the colorblind”?
• Why should you never use a pie chart? Ever.
• What would be a good alternative to a pie chart?