Lesson 2: Designing Graphs to Enlighten

Content

• Human perception and information processing
• Perceptual and design principles for effective visual analytics
• Principles of Graphic Design
  • Rules for Encoding Values in Graph
  • JunkCharts
  • Practical Guides for Using Colour in Charts
  • Data-ink

Lesson Slides and Hands-on Notes

• Lesson 2: Designing Graphs to Enlighten in html and pdf formats

• Handout of Hands-on Exercise 2 in html and pdf formats.

Readings

Core Readings

• Claus O. Wilke Fundamentals of Data Visualisation, Chapter 1-5, 17-26.
• Data Visualization: Clarity or Aesthetics?
• Clarity or Aesthetics? Part 2 – A Tale of Four Quadrants
• Clarity or Aesthetics? Part 3 – Tips for Achieving Both

Optional Readings

• Junk Charts Trifecta Checkup: The Definitive Guide
• 7 Basic Rules for Making Charts and Graphs
• Quantitative Literacy Across the Curriculum
• Tapping the Power of Visual Perception
• Sometimes We Must Raise Our Voices
• Best Practices for Understanding Quantitative Data
• Data Visualization: Rules for Encoding Values in Graph
• Choosing Colors for Data Visualization
• Line Graphs and Irregular Intervals: An Incompatible Partnership
• Dos and don’ts of data visualisation- Usability guidelines for improving your visualisations

Learning from Examples

• Mistakes, we’ve drawn a few
• FT stories through charts and graphics
• Three Steps to Make Your Data Clearer
• When your own data contradicts your headline

All About Tableau

White Paper

• Which chart or graphis right for you?
• Good Enough to Great: A Quick Guide for Better Data Visualizations

Tutorial

• Getting Started with Dashboards and Stories

• Getting Started with Calculation

• Calculation Syntax

• Introduction to LOD Expressions

• Intro to Table Calculations

• Modifying Table Calculations

• Aggregate Calculations

• Date Calculations

• Logic Calculation

• String Calculation

• Number Calculation

• Type Calculation

• Conceptual Topics with LOD Expressions

• Aggregation and Replication with LOD Expressions

• Nested LOD Expressions

Visual Analytics Method(s) of the Week

Age-sex Pyramid

• Population pyramid
• Age-Sex and Population Pyramids: The Most Useful Graphs in Population Geography
• Population Pyramid Singapore

Pareto Chart

• Pareto chart
• Revising the Pareto Chart

Diverging Stacked Bar Chart

• Design of Diverging Stacked Bar Charts for Likert Scales and Other Applications
• When Are 100% Stacked Bar Graphs Useful?
• The case against diverging stacked bars
• Are diverging 100% stacked bars useless?
• Rethinking the divergent stacked bar chart — placing the stronger views in the center

Packed Bars

• Introducing packed bars, a new chart form
• rPackedBar: Packed Bar Charts with ‘plotly’