.366 average by Ty Cobb
194
24
Chipper Jones
In MLB, that is Shoeless Joe Jackson of the Cleveland Indians who hit .408 in 1911.
Hugh Duffy of Boston in 1894 with a Batting average of .440.
Chipper Jones
267
Alex Rodriguez (20) batted .3577 in 1996 to lead the league.
.366 average by Ty Cobb
The average batting average of all teams in the National League in 2008 was .260. The average batting average of all teams in the American League in 2008 was .268.
In MLB, that was Chipper Jones of the Atlanta Braves at .364.
2010 - Josh Hamilton of the Texas Rangers a batting average of .359