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Spring Training Game 4 Open Thread & Sunday Links

The Giants wish they had Hochevar. Royals:   Royals Kingdom: Do's and Don'ts for Royals Contention in 2010 KoK Prospect #12: Jeff Bianchi | Kings of Kauffman | A Kansas City Royals Blog R...

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Place to ask (potentially) stupid questions.

I know I'm not alone when I say that there are many regular contributors to this site that have far more knowledge about the World's Greatest Sport than I do.  Therefore, I thought it would be...

When Is A Small Sample Size No Longer Small?

Eric Seidman at Fangraphs has a nice article summarizing research on when sample sizes become (somewhat) reliable for hitters. The research suggests that the following stats begin to stabilize with the corresponding number of plate appearances: 50 PA: Swing % 100 PA: Contact Rate 150 PA: Strikeout Rate, Line Drive Rate, Pitches/PA 200 PA: Walk Rate, Groundball Rate, GB/FB 250 PA: Flyball Rate 300 PA: Home Run Rate, HR/FB 500 PA: OBP, SLG, OPS, 1B Rate, Popup Rate 550 PA: ISO Did not stabilize by 650 PA (the cutoff): BA, BABIP The underlying work was done by a well respected analyst who goes by the handle Pizza Cutter at the Statistically Speaking blog. His research on pitchers is here.

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So What is the Deal with Wins Above Replacement? Or, WAR, What is it Good For? A (Relatively) Brief Primer Using the Current Royals' Leaderboard

  This is an adaption of the current (as of 5/20/2009) Royals'  WAR leaderboard for position players  at FanGraphs:   Name Batting Fielding Replacement Positional RAR WAR Coco Crisp 2...

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So What Are K/9, BB/9, and K/BB Anyway?

Continuing with the series on explaining useful statistics as requested in the excellent For All the Dummies post, this entry looks at three key pitching statistics that both scouting and...

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So what are OBP/SLG/OPS/wOBA anyway?

A brief explanation of OBP, SLG, OPS and wOBA.

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Attention Aspiring Nerdlings: Some introductory sabermetric links

In an earlier post,  FretFriendly expressed some concern about the somewhat technical nature of some discussions that use sabermetric concepts, and other commenters on this post  agreed. I'm not...

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So What is FIP Anyway?

A summary of FIP - Fielding Independent Pitching - a new baseball stat.

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