Of teams that have played at least 10 World Series, that would be the New York Yankees with a World Series record of 26-13 for a winning percentage of .667. The Athletics are second at .643 (9-5) and the Red Sox are third at .626 (7-4).
Four teams are undefeated in World Series play, the Marlins (2-0), Blue Jays (2-0), Diamondbacks (1-0), and Angels (1-0). The Pittsburgh Pirates have played in 7 World Series and have a record of 5-2 for a winning percentage of .714.
Teams with at least 4 World Series appearances, the Pittsburgh Pirates have the best winning percentage. 5 World Series titles in 7 Appearances, 5 -2 for a .714 winning percentage. Teams with at least 10 World Series appearances, the New York Yankees have the best winning percentage. 27 World Series titles in 40 Appearances, 27 -13 for a .675 winning percentage.
The Tigers best winning percentage for a regular season came in 1934 when they went 101-53 for a .656 winning percentage. They won the AL pennant but lost to the St. Louis Cardinals in the World Series. The most wins the Tigers had in a regular season is 104 in 1984. They won the AL pennant and defeated the San Diego Padres in the World Series.
Ben Roethlisberger (Pittsburgh Steelers) has the best winning percentage by far.
The 1927 Yankees, arguably the greatest baseball team of all-time, had a winning percentage of .714 (coincidentally the number of career homeruns by Babe Ruth) by going 110-44. In 1998, they had a winning percentage of .704 with a won-loss record of 114-48. These are the only years their winning percentage was above .700. They swept the World Series in both of these years.
Highest Winning Percentage, Regular Season Miami Dolphins .580 Highest Winning Percentage, Overall Dallas Cowboys .577
Tom Brady and Ben Roethlisberger are the two quarterbacks that have the best winning percentage in their first 4 years in the NFL. Ben Roethlisberger has the fourth highest career winning percentage as a quarterback.
The best regular season winning percentage of a team to win the World Series is .724 (110-42) by the 1909 Pittsburgh Pirates. Next comes the 1927 New York Yankees at .714 (110-44). The 1998 Yankees were .704 (114-48) and the 1939 Yankees were .702 (106-45).
Through the 2008 season, that was 1917 when they went 100-54 for a .649 winning percentage. This is the only regular season where they won 100+ games. The Sox defeated the Cincinnati Reds in the 1917 World Series.
The New England Patriots have the best win percent since 2011, with a 3 season average winning percentage of .771.
The Baeball World Series is best of 7. So the winning team has to win 4 games to win the MLB World Series. A team has to win 7 playoff games in order to advance to the World Series. The Divisional Series (ALDS or NLDS) is the best of 5 and the Championship Series (ALCS or NLCS) is the best of seven.
That would depend on what team has the best winning percentage in the league. Generally, the wild card team plays the division winner with the best winning percentage. However, if the division winner with the best winning percentage is in the same division as the wild card team, then the wild card team will play the division winner with the second best winning percentage and the division winner with the best winning percentage will play the other division winner. MLB is the only major sport that sets up their playoff system this way. This would keep the Yankees and Red Sox from playing in the first round of the playoffs.
No, Ohio State's winning percentage is 71.6%. It is the fifth highest of All-time. The University of Michigan holds the highest winning percentage of 74%
The 1906 Chicago Cubs have the best winning percentage for a season with .763. The Cubs 1906 record was 116-36.
As of the 2013 season, the college football team that has the best winning percentage in Division 1 is Old Dominion with a winning percentage of .767. Old Dominion has only played 60 games in Division 1 though. Notre Dame is 2nd with a percentage of .733 Michigan is 3rd with a percentage of .732
According to today's Baltimore Sun, "The Steelers have the best home winning percentage (.722) in the NFL since 1970." http://www.baltimoresun.com/sports/football/bal-ravensscout0928,0,734965.htmlstory Must be a steelers fan since he doesn't include the year 66,67,68,69 in which the Steelers were terrible. Include those numbers and the steelers do not have the best home winning percentage. Since 1966 the Kansas City Chiefs have the best winning percentage followed by the Packers.
1982-83 Philadelphia 76ers have the best winning percentage in NBA Playoffs history at .923 (12-1).
Through Super Bowl XLII, that would be the Carolina Panthers at 6-3 for a winning percentage of .667 and the Baltimore Ravens at 5-3 for a winning percentage of .625. For teams that have been around a little longer than the Panthers and Ravens, it would be the New England Patriots at 21-13 for a winning percentage of .618 and the Green Bay Packers at 24-15 for a winning percentage of .615.
According to the Pro Football Hall of Fame, as of the start of the 2007 season the team with the best all time regular season winning percentage was the Miami Dolphins whose all time regular season record was 368-252-4 for a winning percentage of .593. Second was the Chicago Bears with an all time regular season record of 670-482-42 for a winning percentage of .579.