Today I came across a fascinating concept called Bonini's Paradox -- the more complexities you add to a model to make it "realistic," the less useful it becomes.Take a map of your town, for example. …
Data Realism and the Missing Keystrokes
April is over, and so is Oz du Soleil's daily video blog. I am still enjoying these.Tonight I caught up on a look at Oz's Excel work environment.It's fascinating to see others' Excel work habits -- …
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Spreadsheet Thinking, or Bad Thinking?
I really enjoyed this piece by Robert Kosara on "spreadsheet thinking vs database thinking." Describing the former as "short and fat" and latter as "long and skinny," Robert documents why …
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Messy Data Horror Stories! I Brought My Own to Share
Last night I called in to a Blab hosted by Bob King starring Oz du Soleil. I mentioned some of the inconsistency and false logic I see with data. The pretty dashboards and statistics are the easy …
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Is Data Science a Liberal Art?
Are you a liberal arts student looking to get started with data? Check out my course on Microsoft Excel for job seekers. Get started now. In the sense that all science is a liberal art, yes.This week …
Analyst, Visualized
I am a big fan of Drew Conway's Data Scientist Venn Diagram.I've talked about it before, and it's even featured in my forthcoming course, "Hired with Excel: What Every Analyst Needs to Know," defining …