Sabermetric Glossary
Batting Average on Balls In Play (BABIP)
(H – HR) / (AB – K – HR + SF)
((13 x HR) + (3 x (BB + HBP – IBB)) – (2 x K)) / IP + constant
{(13 x (.106 x FB)) + (3 x (BB + HBP – IBB)) – (2 x K)} / IP + constant
1 – (H – HR) / (AB – SO – HR + SH + SF)
Marginal Payroll/Marginal Wins (MP/MW)
(Team Payroll – (28 x League Minimum Salary) / ((Team Winning Percentage – .3) x 162)
On-Base Percentage (OBP)
H + BB + HBP / AB + BB + HBP + SF
Slugging Percentage (SLG)
TB / AB
On-base Plus Slugging (OPS)
OBP + SLG
Weighted On-Base Average (wOBA)
(0.72xNIBB + 0.75xHBP + 0.90x1B + 0.92xRBOE + 1.24x2B + 1.56x3B + 1.95xHR) / PA
Runs Created (RC)
(H + BB) x TB / AB+BB
Isolated Power (ISO)
SLG – BA
