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Why Data Science?
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Ryan Swanstrom
September 25, 2015
Technology
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11k
Why Data Science?
A data science presentation given to a local hospital's research department.
Ryan Swanstrom
September 25, 2015
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Transcript
Why Data Science? September 22, 2015
Hello! I am Ryan Swanstrom Data Scientist and Blogger You
can find me (just about everywhere) at: @ryanswanstrom
More About Ryan ◎ Blogger at Data Science 101 ◎
Employed by large bank ◎ PhD from SDSU ◎ Guest Blogger ◎ Influential On Twitter (for data science) ◎ Thought Leader by UC Berkeley
None
None
1. Data Products End Goal of Data Science
Data Product Any tool created with the help of data
to make a more informed decision
Examples ◎ Dashboards ◎ Spreadsheets (sometimes) ◎ Emails (sometimes) ◎
People You May Know ◎ Movies to Watch ◎ Many Others
2. Data Science What is it?
“ Data Science is statistics on a Mac @BigDataBorat 2013
“ Data Scientist (n.) - Person who is better at
statistics than any software engineer and better at software engineering than any statistician. @josh_wills 2012
“ A Data Scientist is a statistician who lives in
San Francisco Unknown
Drew Conway’s Venn Diagram http://drewconway.com/zia/2013/3/26/the-data-science-venn-diagram
Yanir Seroussi http://yanirseroussi.com/2014/10/23/what-is-data-science/
Really, what is data science? According to NIST Data science
is the empirical synthesis of actionable knowledge from raw data through the complete data lifecycle process. According to NIST Big Data Framework
Simpler Definition of Data Science The creation of data products
Data Science Takes a Team Similar to Sports Specialization is
important One person cannot do it all
3. BIG DATA Big Data ≠ Data Science
Three V’s of Big Data ◎ Volume ◎ Velocity ◎
Variety
“ Data Science doesn’t need big data Ryan Swanstrom Sept.
22, 2015
4. Data Science Workflow How to get there?
No Perfect Workflow Question Data Preparation & Cleaning Data Product
Analysis & Modeling
5. Data Science Goals Why do data science?
Get All Three ◎ Descriptive ◎ Predictive ◎ Prescriptive
Thanks! I am hoping for questions? You can find me
everywhere at: @ryanswanstrom
Credits Special thanks to all the people who made and
released these awesome resources for free: ◎ Presentation template by SlidesCarnival ◎ Photographs by Unsplash & Death to the Stock Photo (license)