reddit

“
A game of numbers
The approach of the 2004 World Series sees the
publication of not one but two books on the use of
statistics in baseball. By statistics, I don't mean
what most fans seem to think this means, namely
collecting and tabulating game stats, but the use of
sophisticated mathematical techniques to examine
players' performance and the effectiveness of various
plays in depth, to help clubs make hiring and salary
decisions, and to decide on game strategy.” source...