This document discusses how statistical data and analysis has changed baseball. It explains that experts started researching baseball statistics to understand what leads to wins. Collecting data allows players and teams to better understand tendencies and weaknesses. The document outlines how various statistics like hit charts, breaking balls, pitcher habits, and player characteristics can provide insights. It also discusses how data analysis has helped clarify the congeniality between players and improved training. The conclusion states that baseball players have come to realize how advantageous data is, and that data will become even more important in the future as teams study each player to win.