BA                      Batting: Calculate batting average
BABIP                   Batting: Calculate batting average on balls in
                        play (BABIP)
BB_9                    Pitching: Calculate walks per nine innings
BBpct                   Batting: Calculate base on ball percentage
CTpct                   Batting: Calculate a batter's contact rate
Ch                      Fielding: Calculate defensive chances
FIP                     Pitching: Fielding Independent Pitching (FIP)
Fld_pct                 Fielding: Calculate batting average
HR_9                    Pitching: Calculate Home Runs per Nine innings
HRpct                   Batting: Calculate home run percentage
H_9                     Pitching: Calculate Hits per Nine innings
IP                      Pitching: Calculate the innings pitched
ISO                     Batting: Calculate ISO for batters
K_9                     Pitching: Calculate Strikes per Nine innings
Kpct                    Batting: Calculate strikeout percentage
LOB_pct                 Pitching: Calculate the left on base percentage
OBP                     Batting: Calculate on base percentage (OBP)
OPS                     Batting: Calculate on base percentage plus
                        slugging (OPS)
PA                      Batting: Calculate plate appearances for
                        batters
RC2002                  Batting: Calculate Runs Created using the
                        updated 2002 formula.
RCbasic                 Batting: Calculate Runs Created using the basic
                        formula.
RCtech                  Batting: Calculate Runs Created using the
                        technical formula.
SLG                     Batting: Calculate slugging percentage (SLG)
TBs                     Batting: Calculate a batter's total bases
WHIP                    Pitching: Calculate Walks plus Hits per Innings
                        Pitched
XBHpct                  Batting: Calculate extra base percentage
XBperH                  Batting: Calculate extra base per hit
baseballDBR             baseballDBR: A package for working with data
                        from the Baseball Databank/Lahman Database.
fip_values              Return FIP constants per season
get_bbdb                Get an up to date copy of the Baseball
                        Databank.
urlExists               urlExists
wOBA                    Batting: Calculate Weighted On-Base Average
                        (wOBA)
wOBA_values             Return wOBA values per season
wRAA                    Batting: Calculate Weighted Runs Above Average
                        (wRAA)
wRC                     Batting: Calculate Weighted Runs Created (wRC)
