MLB2013.csv

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These data were collected from http://www.baseball-reference.com by Joe Futoma and Ken McAlinn (Duke Stat Sci PhD students) as part of the Data Expeditions project sponsored by iiD. The python code used for collecting these data can be downloaded here.

This data frame contains the following variables (columns):

  • team - team name
  • opponent - opposing team name
  • date - data, yyyymmdd
  • header - whether the game was 0 - regular game, 1 - double header (first game), 2 - double header (second game)
  • home - home or away, 0 - away game, 1 - home game
  • win - win/loss, 0 - loss, 1 - win
  • b_XXX - batting stats
    • b_AB - at bats
    • b_R - runs scored
    • b_H - hits
    • b_RBI - runs batted in
    • b_BB - bases on balls (walks)
    • b_SO - strikeouts
    • b_BA - batting average
    • b_OPS - on-base plus slugging
    • b_Pit - number of pitches
    • b_Str - strikes
    • b_WPA - win probability added total
    • b_aLI - average leverage index (1 - average, >1 - high pressure, <1 - low pressure)
    • b_WPA+ - win probability added
    • b_WPA- - win probability subtracted
    • b_RE24 - base-out runs added
    • b_PO - putouts
    • b_A - assists
    • b_2B - doubles
    • b_3B - triples
    • b_HR - home runs
    • b_LOB - left on Base
    • b_RISP - runners in scoring position
    • b_avg - batting average
    • b_SB - stolen bases
  • p_XXX - pitching stats
    • p_IP - innings pitched
    • p_H - hits
    • p_R - runs
    • p_ER - earned runs
    • p_BB - bases on balls (walks)
    • p_SO - strikeouts
    • p_HR - home runs
    • p_ERA - earned run average
    • p_BF - batters faced
    • p_Pit - number of pitches
    • p_Str - strikes
    • p_Ctct - contact percentage
    • p_StS - strikes swinging
    • p_StL - strikes looking
    • p_GB - ground ball
    • p_FB - fly ball
    • p_LD - line drive
    • p_Unk - unknown
    • p_GSc - game score
    • p_IR - inherit runners
    • p_IS - inherit scores
    • p_WPA - win probability added total
    • p_aLI - average leverage index
    • p_RE24 - base-out runs added

You can find detailed information on what these statistics mean at http://www.baseball-reference.com/, at http://mlb.mlb.com/mlb/official_info/baseball_basics/abbreviations.jsp, or elsewhere on the web.

Reference: “Baseball Reference.” baseball-reference.com.

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