The Baseball statistics reference article from the English Wikipedia on 24-Apr-2004
(provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Baseball statistics

Helping orphans the way you would do it
A seemingly intrinsic part of the game of baseball is the keeping of statistics on the achievements of the players. It was started by Henry Chadwick in the 19th century who devised the concept of batting average based on his experience of cricket. Commonly used statistics with their abbreviations are explained here:

Table of contents
1 Hitting statistics
2 Pitching statistics
3 Fielding statistics
4 Other terminology
5 References

Hitting statistics

Pitching statistics

Fielding statistics

Other terminology

References