Tag Archives: Bill James

Moneyball Inspires Moneyhealth in Baseball

Sabermetrics is derived from the acronym SABR used for the Society of American Baseball Research. Sabermetrics is the science that uses baseball data to form statistics allowing baseball people to make objective baseball decisions. In the past most general managers just followed what previous general managers did in making crucial decisions. However, as the amount …

A New Sabermetrics Formula to Predict Postseason Teams

Bill James introduced his formula for predicting a team’s expected winning percentage (Expected W%) for a season. The formula is Expected W% = (Runs Scored)2 / [(Runs Scored)2 + (Runs Allowed)2] and is called the Pythagorean Theorem of Baseball.  Bill James’s rationale for his theorem was that the number of runs a team scored (RS) compared to the …