Statistical Formulas...

Offensive Formulas
 Description  Calculation 
Batting Average (total hits) / (official at-bats)
On-Base Percentage (hits + walks + hit-by-pitches) / (at-bats + walks + hit-by-pitches + sacrifice flies)
Slugging Average (total bases) / (at-bats)
Home Run Ratio (at-bats) / (home runs)
Strikeout Ratio (at-bats) / (strikeouts)
Bases-on-balls Percentage (total walks) / (plate appearances)
Stolen Base Percentage (stolen bases) / (total attempts)

Defensive Formulas
 Description  Calculation 
Fielding Average (total putouts + assists) / (putouts + assists + errors)

Pitching Formulas
 Description  Calculation 
Earned Run Average (earned runs * innings per game) / (innings pitched)
Opponents' Batting Average (hits allowed) / (at-bats allowed)
Winning Percentage (games won) / (games won + games lost)

Team Formulas
 Description  Calculation 
Won/Loss Percentage (wins) / (losses)

Miscellaneous Formulas
 Description  Calculation 
Fielder's Range Factor (putouts + assists) / (games)
Runs Created ((hits + walks - caught stealing) * (stolen bases * 0.55)) / (at-bats + walks)

 

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