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An earlier post, "Big Data the Big Hassle," waxed negative. So let me now give credit where credit is due.What's true in time-series econometrics is that it's very hard to list the third-most-important, or even second-most-important, contribution of Big Data. To a good approximation, there aren't any. Which makes all the more remarkable the mind-boggling -- I mean completely off-the-charts -- success of the first-most-important contribution: volatility estimation from high-frequency […]

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Today I’m going to do my best to explain Andrew Gelman’s recent intriguing post on his blog for the sake of non-statisticians including myself (hat tip Catalina Bertani). If you are a statistician, and especially if you are Andrew Gelman, please do correct me if I get anything wrong. Here’s his post, which more or […]

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Color exists on a continuous spectrum, but we bin them with names and descriptions that reflect perception and sometimes culture. …Tags: color, language, Wikipedia

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What is a mathematical proof? Way back when I was a college freshman, I could give you a precise answer: A proof of a statement S is a finite sequence of assertions S(1), S(2), … S(n) such that S(n) = S and each S(i) is either an axiom or else follows from one or more […]

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1. Login as root, create a file as vim /etc/init.d/McMy […]

mathhombre tweeted: @mathhombre

RT @delta_dc: New Post: A #Thanksgiving Math Problem (continued)
http://t.co/LvKkMnn7li
#ElemMathChat #MathChat #BeThankfulForYourMathTeach…

2014-11-26 03:35:01

profkeithdevlin tweeted: @profkeithdevlin

I suspect #Ferguson officer Wilson does not know what he revealed about himself in that TV interview. Poor Mike Brown http://t.co/L9Ww4wFad1

2014-11-26 03:24:00

profkeithdevlin tweeted: @profkeithdevlin

Very worrying. #Ferguson officer says he would do the same thing all over again. Sociopath in a uniform? Need a trial http://t.co/L9Ww4wFad1

2014-11-26 03:20:30

MindAfterMath tweeted: @MindAfterMath

2014-11-26 03:01:06

loronegro tweeted: @loronegro

Los Once, presos políticos de la dictadura mexicana:
#YaMeCansé http://t.co/erZovhHOp0

2014-11-26 02:56:55

loronegro tweeted: @loronegro

Hasta que Cárdenas hizo algo digno.
#YaMeCansé

2014-11-26 02:46:41

profkeithdevlin tweeted: @profkeithdevlin

RT @Jonah_xy: General Overview and the Development of Numbers: http://t.co/iKUkCoYINt ~ @profkeithdevlin #maths

2014-11-26 02:45:20

profkeithdevlin tweeted: @profkeithdevlin

RT @tlbhaskar: Another excellent article by Prof. Keith Devlin http://t.co/HxYXPiKsSI…/24/what-is-a-proof-really/
# @profkeithdevlin

2014-11-26 02:44:54

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