Data Science Notes

https://class.coursera.org/datasci-001/class/index

Introduction

Context

Bill Howe venn diagram. "Danger Zone" is hacking + expertise without statistics.

Mike Driscolls 3 DS skills

• Statistics
• Data Munging
• Visualization

Dimensions

DS is not (or not quite)

• Business Intelligence
• Statistics
• Data(base) Management
• Visualization
• Machine Learning

If you're a → You need to learn

• DBA → unstructured data
• statistician → data that exceeds memory
• software engineer → statistical modeling
• business analyst → algorithms and tradeoffs at scale

The Continuums

• Tools vs Abstractions
• Desktop vs cloud
• hackers vs analysts
• structures vs statistics