Basketball Terms Ipsum

2p assists assist percentage (available since the 1964-65 season in the nba); the formula is 100 * ast / (((mp / (tm mp / 5)) * tm fg) - fg). assist percentage is an estimate of the percentage of teammate field goals a player assisted while he was on on the floor. blk% dws free throw percentage; the formula is ft / fta. l pyth mp ortg offensive rating (available since the 1977-78 season in the nba); for players it is points produced per 100 posessions, while for teams it is points scored per 100 possessions. this rating was developed by dean oliver, author of basketball on paper. i will point you to dean's book for complete details. strength of schedule; a rating of strength of schedule. the rating is denominated in points above/below average, where zero is average. my colleague doug drinen of pro-football-reference.com has written a great explanation of this method. tm tov% total rebounds (available since the 1950-51 season) usg% pythagorean wins; the formula is g * (tm pts14 / (tm pts14 + opp pts14)). the formula was obtained by fitting a logistic regression model with log(tm pts / opp pts) as the explanatory variable. using this formula for all baa, nba, and aba seasons, the root mean-square error (rmse) is 3.14 wins. using an exponent of 16.5 (a common choice), the rmse is 3.48 wins. (note: an exponent of 10 is used for the wnba.) year that the season occurred. since the nba season is split over two calendar years, the year given is the last year for that season. for example, the year for the 1999-00 season would be 2000..

. 2-point field goal attempts lg orb rookie of the year wins over .500; the formula is (w - l) / 2. pythagorean wins; the formula is g * (tm pts14 / (tm pts14 + opp pts14)). the formula was obtained by fitting a logistic regression model with log(tm pts / opp pts) as the explanatory variable. using this formula for all baa, nba, and aba seasons, the root mean-square error (rmse) is 3.14 wins. using an exponent of 16.5 (a common choice), the rmse is 3.48 wins. (note: an exponent of 10 is used for the wnba.).

2p 3-point field goal percentage (available since the 1979-80 season in the nba); the formula is 3p / 3pa. 3pa age drb% defensive rebound percentage (available since the 1970-71 season in the nba); the formula is 100 * (drb * (tm mp / 5)) / (mp * (tm drb + opp orb)). defensive rebound percentage is an estimate of the percentage of available defensive rebounds a player grabbed while he was on the floor. fg ft free throws free throw attempts games gmsc losses most valuable player ortg orb% ows offensive win shares; please see the article calculating win shares for more information. poss pts points rookie of the year sos srs steal percentage (available since the 1973-74 season in the nba); the formula is 100 * (stl * (tm mp / 5)) / (mp * opp poss). steal percentage is an estimate of the percentage of opponent possessions that end with a steal by the player while he was on the floor. stops total rebounds (available since the 1950-51 season) true shooting percentage; the formula is pts / (2 * tsa). true shooting percentage is a measure of shooting efficiency that takes into account field goals, 3-point field goals, and free throws. w > .500 ws/48.