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ERA-, FIP- , xFIP-
Posted By David Appelman On March 31, 2011 @ 2:00 pm In Site News | 22 Comments
Last night I rolled out ERA-, FIP-, and xFIP- to the site. These are all park and league adjusted and basically your pitching equivalent of wRC+, except that lower is better, with 100 still being average.
You can read more about ERA- (or as it’s called in the article, aERA) here.
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