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THE BOOK--Playing The Percentages In Baseball

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Thursday, July 31, 2008

ABSO-lutely… not!

By Tangotiger, 11:00 AM

Doomed to repeat history are these three posts.  I want to highlight these posts because while it tries to make a good effort to make a good estimate, the author doesn’t provide the proper framework to test his work.  It must be done against realistic averages, and not simply looking at that someone goes 1 for 4 or some sh!t like that.  I provided the proper framework last year.  I’m going to make an authoritative statement so that it leaves no doubt where I stand: you must use the plus 1 method (or differentials).  Anything else that anyone does is almost certainly mathematical gymnastics that gives sabermetrics a black eye and proves that there are damned lies and statistics.

Anyway, using the plus 1 method, here are the corresponding LWTS values, if we force the out value as minus .28 runs, for 3 different metrics:

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(65) Comments • 2008/11/20 • SabermetricsLinear_Weights
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July 31, 2008
ABSO-lutely… not!