batting {UsingR} | R Documentation

## Batting statistics for 2002 baseball season

### Description

This dataset contains batting statistics for the 2002 baseball season. The data allows you to compute batting averages, on base percentages, and other statistics of interest to baseball fans. The data only contains players with more than 100 atbats for a team in the year. The data is excerpted with permission from the Lahman baseball database at http://www.baseball1.com/.

### Usage

    data(batting)

### Format

A data frame with 438 observations on the following 22 variables.

playerID
  This is coded, but those familiar with the players should be able to find their favorites.
yearID
  a numeric vector. Always 2002 in this dataset.
stintID
  a numeric vector. Player's stint (order of appearances within a season)
teamID
  a factor with Team
lgID
  a factor with levels `AL` `NL`
G
  number of games played
AB
  number of at bats
R
  number of runs
H
  number of hits
DOUBLE
  number of doubles. "2B" in original dat a base.
TRIPLE
  number of triples. "3B" in original data base
HR
  number of home runs
RBI
  number of runs batted in
SB
  number of stolen bases
CS
  number of times caught stealing
BB
  number of base on balls (walks)
SO
  number of strikeouts
IBB
  number of intentional walks
HBP
  number of hit by pitches
SH
  number of sacrifice hits
SF
  number of sacrifice flies
GIDP
  number of grounded into double plays

### Details

Baseball fans are “statistics” crazy. They love to talk about things like RBIs, BAs and OBPs. In order to do so, they need the numbers. This data comes from the Lahman baseball database at http://www.baseball1.com/. The complete dataset includes data for all of baseball not just the year 2002 presented here.

### Source

Lahman baseball database, http://www.baseball1.com/

### References

In addition to the data set above, the book Curve Ball, by Albert, J. and Bennett, J., Copernicus Books, gives an extensive statistical analysis of baseball.

See http://www.baseball-almanac.com/stats.shtml for definitions of common baseball statistics.

### Examples

    data(batting)
    attach(batting)
    BA = H/AB                       # batting average
    OBP = (H + BB + HBP) / (AB + BB + HBP + SF) # On base "percentage"

[Package UsingR version 0.1-4 Index]