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Revision as of 15:41, 6 June 2006 editWilliamKF (talk | contribs)Autopatrolled, Extended confirmed users, Pending changes reviewers8,422 edits Question on errors positively affecting eERA.← Previous edit Latest revision as of 12:34, 31 January 2024 edit undoQwerfjkl (bot) (talk | contribs)Bots, Mass message senders4,012,087 edits Implementing WP:PIQA (Task 26)Tag: Talk banner shell conversion 
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This is interesting, but where are the references? -JinAZ This is interesting, but where are the references? -JinAZ


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I think we can give $H exactly rather than estimate it: I think we can give $H exactly rather than estimate it:


:$H = H / (BFP - (HR + K + BB + HB))) :$H = (H - HR) / (BFP - (HR + K + BB + HB)))


] 17:32, 27 March 2006 (UTC) ] 17:32, 27 March 2006 (UTC)


It seems this formula rewards the pitcher with a lower dERA whenever there is an error by his teammates (i.e. batter gets to first on a fielding error.) Does that make sense, I would think it should be neutral? ] 15:41, 6 June 2006 (UTC) It seems this formula rewards the pitcher with a lower dERA whenever there is an error by his teammates (i.e. batter gets to first on a fielding error.) Does that make sense, I would think it should be neutral? ] 15:41, 6 June 2006 (UTC)

:I guess this is right since reaching first on error counts as an out in your batting average, so it should count positively for the pitcher. ] 00:01, 16 April 2007 (UTC)


In the text, I've added a link to McCracken's article on dERA, which was also archived by Jay Jaffe: http://www.futilityinfielder.com/dips2.html ] 02:05, 21 June 2006 (UTC)

Is line 0 of the equation a typo? BFP, when multiplied by .0074, does not automatically equal the number of intentional walks allowed. In fact, it seems completely counterintuitve. ] 04:43, 20 May 2007 (UTC)

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This is interesting, but where are the references? -JinAZ

Here is one (it was hard to find) WilliamKF 01:12, 27 March 2006 (UTC): 

 http://www.futilityinfielder.com/dipsexpl.html

The formula comes from Voros McCracken via Jay Jaffe (jay at futilityinfielder dot com).

I think we can give $H exactly rather than estimate it:

$H = (H - HR) / (BFP - (HR + K + BB + HB)))

WilliamKF 17:32, 27 March 2006 (UTC)

It seems this formula rewards the pitcher with a lower dERA whenever there is an error by his teammates (i.e. batter gets to first on a fielding error.) Does that make sense, I would think it should be neutral? WilliamKF 15:41, 6 June 2006 (UTC)

I guess this is right since reaching first on error counts as an out in your batting average, so it should count positively for the pitcher. WilliamKF 00:01, 16 April 2007 (UTC)


In the text, I've added a link to McCracken's article on dERA, which was also archived by Jay Jaffe: http://www.futilityinfielder.com/dips2.html Mack2 02:05, 21 June 2006 (UTC)

Is line 0 of the equation a typo? BFP, when multiplied by .0074, does not automatically equal the number of intentional walks allowed. In fact, it seems completely counterintuitve. Jorgath 04:43, 20 May 2007 (UTC)

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