Learning Data Science: Understanding the Basics

Get an introduction to data science designed for people who aren't planning on being full-time data scientists. Learn the basics of gathering and analyzing big data.

Introduction

• Welcome

1. What Is Data Science?

• Define a multidisciplinary practice with multiple meanings
• Use statistics and software
• Uncover insights and create knowledge

2. Working with Databases

• Make connections with relational databases
• Get data into warehouses using ETL
• Let go of the past with NoSQL
• Address big data problems

3. Recognizing Different Data Types

• Keep things simple with structured data
• Share semistructured data
• Collect unstructured data
• Sift through big garbage

4. Applying Statistical Analysis

• Start out with descriptive statistics
• Understand probability
• Find a correlation
• See how correlation does not imply causation
• Comb techniques for predictive analytics

5. Avoiding Pitfalls

• Focus on knowledge

Conclusion

• Next steps