RELIEVERS: pxERA and xERA as early filters

This week, the column looks at Expected ERA (xERA) and projected Expected ERA (pxERA) as indicators for success by relievers. xERA and pxERA have long been a staple at BaseballHQ.com and have proven again and again to be successful in figuring out which skill sets are the best ones—even while newer, seemingly sexier metrics have come into vogue. While we are only in the fourth week of the season, we can use these indicators to get a sense of who is expected to have top skills, who is exhibiting top skills and how you can separate wheat from chaff using filters and lists with xERA and pxERA as a guide.

Let us start with the top skill sets by pxERA—that is—the projected best expected ERAs (pxERA under 3.10). As you might imagine, there...

More From Relief Pitchers