Warren Buffett on Brandon Sutter

Yesterday I wrote about Brandon Sutter and his seemingly very good defensive ability in response to @DTMAboutHeart‘s comment that he was a below replacement level defensive player. The counter argument that @DTMAboutHeart (and others) put put is that Save % is all random and it infects goals against data with mass randomness that will inherently lead to outcomes like Sutter’s goals against stats that have no basis in talent. Exhibit A of this yesterday came in the form of a quote from Warren Buffett. Here is Warren Buffett’s take on the idea NHL players can influence SV% pic.twitter.com/LGwlozW3wD — DTM About

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The Brandon Sutter Litmus Test

Today on twitter @DTMAboutHeart made a comment that Brandon Sutter is a below replacement level defensive player. Every year since 2009 Brandon Sutter’s defense has rated below replacement level — DTM About Heart (@DTMAboutHeart) July 15, 2016 Based on this comment I would like to propose this as a litmus test for whether you are doing hockey analytics correctly or not. Before I get to that, let me put out a pretty simple claim. If you are a below replacement level defensive player it ought to manifest itself in a high goals against average, probably among the highest on your team. I don’t

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