Learn First or Use First?

Journal A good friend of mine asked a question the other day that I’ve been asked before – and I … Continue reading →

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Python for the Data Scientist

What, Why, How In a previous notebook I introduced the R programming language and environment. While R is very powerful, … Continue reading →

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#sqlcares

#sqlcares The SQL Server community is amazing. I’ve been in technology for 30 years, and it’s the most uniquely connected … Continue reading →

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The Data Scientist’s Computer

Journal Everyone uses a computer for lots of things, from e-mail to chat, from gaming to office work. And yet, … Continue reading →

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On being skeptical of the old, women, and minorities

 Journal The definition for “skeptical” is “Not easily convinced, having doubts or reservations” (http://www.oxforddictionaries.com/us/definition/american_english/skeptical). As a Data Scientist, you’ll want … Continue reading →

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Descriptive Statistics - Initial Evaluation of the Data

Species: Population, Sample, Count, Spread, Mean, Median, Mode, Basic Visualizations The most important part of data analysis is a thorough understanding of the data we’re looking at. Once we’ve verified what the source of the data actually means (another entry in the Data Science Notebook entirely) and that we can trust it, we need to…

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The (Amateur) Data Science Body of Knowledge

Last updated: 09/16/2015  Catalog With a format for learning to be an Amateur Data Scientist established and a firm understanding of how I learn, it’s time to focus on what to learn. There is no shortage of Internet posts, magazine articles, or college syllabi describing what a “Data Scientist” should know. I originally thought the…

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Prepping for learning Data Science

Journal Entry In the September 2015 issue of the Communications of the ACM magazine, there is an article on the Automated Education and the Professional – highly recommended reading. It feeds in nicely to our journey in learning Data Science. The article covers the conflict between traditional college-degree education and the newer competency-based learning systems….

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