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

• PDF

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!

• edwinguerra@gmail.com 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!