For a company workshop

1. JosiahDavis
Python for Data Analysis

2. JosiahDavis
Introduction
§ Learned MATLAB in college
§ Started out as a business analyst
§ Learned R to apply random forests
§ Listened to a lecture by Hadley Wickham
§ …
§ Invited conference speaker
§ Working as a data scientist at Slalom

3. JosiahDavis
Agenda
§ What is data analysis?
§ Why learn to program?
§ Why learn to program in python?
§ Code Walkthrough & Exercise
§ Resources

4. JosiahDavis
What is
data analysis?

5. JosiahDavis
Data analysis is the
process by which data
becomes understanding,
knowledge and insight.
Hadley Wickham
1. Define
2. Collect
3. Transform
4. Explore
5. Model
6. Communicate

6. JosiahDavis
Why learn to
program?

7. JosiahDavis
#1
Provides liberation to
analyze data on your
own terms

8. JosiahDavis
#2
Provokes knowledge
sharing and
reproducibility

9. JosiahDavis
#3
Promotes continuous
improvement through
automation

10. JosiahDavis
Why program in
Python?

11. JosiahDavis
#1
Python is free

12. JosiahDavis
#2
Python is a general
purpose language

13. JosiahDavis
#3
Python is designed for
ease of use

14. JosiahDavis

15. JosiahDavis
#4
Python has an
organized development
community

16. JosiahDavis
Python has a rich and cohesive package
ecosystem for conducting data science
NumPy
[Arrays]
Pandas
[Data Frames]
Beautiful Soup
[Web-Scraping]
NLTK
[NLP]
Scikit-learn
[Machine Learning]
StatsModels
[Statistics]
Analysis Extraction Modeling

17. JosiahDavis
Code Walkthrough &
Exercises

18. JosiahDavis
Stay in touch
§ Twitter: @josiahjdavis
§ E-mail: josiah.j.davis@gmail.com
§ Website: www.josiahjdavis.com