data visualization (or visual storytelling)
DESCRIPTION
Rather than looking at giant spreadsheets with information, how about setting them up to interactively explore relationships and insights visually? This presentation was delivered to Trade School Vancouver.TRANSCRIPT
Data Visualization“Visual storytelling”
Notes + links at: http://bit.ly/tsyvrdatav
Edwin Guerra
Sept. 15, 2014
Trade School Vancouver
Introductions
Outline
•Basics
• Tools & Process
• Sample examples
•Demo - Hands on
•Additional Resources
Basics
• Spreadsheets
• XLSX
• CSV
• Databases
Tools & Process
• Sequentially (Iteratively at times):
• Finding/ Getting Data (FREE!!) - Reasonably quick
• Exploring, "Cleaning" and/or Preparing Data - Takes longest time
• Visualizing - Can be quick or take a long time, but it is fun!
Tools & Process
• Finding/ Getting Data (FREE!!) - Reasonably quick
• open data _________ (Vancouver, AB + Grants, Healthcare…)
Exploring, "Cleaning" and/or Preparing Data - Takes longest time
• Computers are literal:
• “5” is not the same as “five” or “5 “
• Exploring/Cleaning
• Excel
• Open Refine
• Notepad++
• R / R Studio
• There is no substitute for high data quality
Visualizing - Can be quick or take a long time, but it is fun!
Why Tableau?
• Allow me to show you…
Additional resources• Handout: http://bit.ly/tsyvrdatav
• Includes link to this presentation
• Keep learning and keep in touch!
• [email protected] Twitter: edwin_tweet
• Learning resources:
• http://schoolofdata.org/
• Tableau webinars + documents
• Never underestimate the power of Google and YouTube (depending on your learning style) Email too!