Tag: xERA

• What to make of Devin Williams

  Behind the inflated ERA, Williams’ underlying metrics paint a more promising picture In the 4 seasons from 2020 to 2023, there may not have been a better relief pitcher in baseball than Devin Williams of the Milwaukee Brewers. 2020 was a weird year, given the COVID-shortened season and the empty ballparks, but Devin Williams made…

  Quinn

  September 8, 2026

  Baseball, Player Evaluation

  Analytics, Baseball Data, Devin Williams, FanGraphs, Mets Bullpen, Milwaukee Brewers, mlb, Moneyball, New York Mets, New York Yankees, Relievers, Sabermetrics, xERA

• Lessons in Sabermetrics: Expected Stats (xBA, xSLG, xwOBA, xERA)

  With the introduction of Statcast technology in 2015, MLB evaluators have been able to unlock a new level of analysis. Understanding exit velocity, launch angle, spin rate or sprint speed allows students of the game to realize where certain players outshine others. If you watch enough baseball, you quickly learn there is much luck involved…

  Quinn

  October 28, 2025

  Baseball, Lessons in Sabermetrics

  Analytics, Baseball, Baseball Data, Baseball Reference, Baseball Savant, Expected Statistics, Expected Stats, FanGraphs, mlb, Moneyball, Sabermetrics, xBA, xERA, xSLG, xwOBA