xBA (Expected Batting Average)
A Statcast metric that estimates what a player's batting average should be based on exit velocity and launch angle, removing defensive luck.
Why "xBA" Matters
Understanding xba helps you follow stats situations during a baseball game. Pair this with our rules guide, positions overview, and the full baseball glossary.
Related Stats Terms
- Batting Average (AVG)
Hits divided by at-bats. A .300 batting average is considered excellent; the league average hovers around .250. - Box Score
A statistical summary of a game that includes each player's performance, runs scored by inning, and pitching lines. - ERA (Earned Run Average)
The average number of earned runs a pitcher allows per nine innings. An ERA under 3.00 is elite; league average is aroun - Exit Velocity
The speed of the ball as it comes off the bat, measured in mph. A key metric in modern analytics; 95+ mph is considered