搜尋結果
In baseball statistics, earned run average (ERA) is the average of earned runs allowed by a pitcher per nine innings pitched (i.e. the traditional length of a game). It is determined by dividing the number of earned runs allowed by the number of innings pitched and multiplying by nine.
Both total runs and earned runs are tabulated as part of a pitcher's statistics. However, earned runs are specially denoted because of their use in calculating a pitcher's earned run average (ERA), the number of earned runs allowed by the pitcher per nine (i.e
其他人也問了
What is earned run average in baseball?
What is the difference between total runs and earned runs?
What is the difference between era and run average?
What is batting average & earned run average in baseball?
List of Major League Baseball annual ERA leaders. In baseball, earned run average (ERA) is a statistic used to evaluate pitchers, calculated as the mean of earned runs given up by a pitcher per nine innings pitched. [a] A pitcher is men by a baserunner who reached base while batting against that pitcher, whether by hit, base on balls ...
YearLeaderEraRunner-up2.252.162.431.73- Denoted only for players outside of the modern major leagues
- Links to the corresponding "year in baseball" or "Major League Baseball season" article
- Player with the second-best ERA in the league
- Player with the lowest earned run average (ERA) in the league
Ed Walsh, the career leader in earned run average. In baseball statistics, earned run average (ERA) is the mean of earned runs given up by a pitcher per nine innings pitched (i.e. the traditional length of a game). It is determined by dividing the number of earned
RankPlayerEra11.81621.88731.89642.024- denotes active player.
- Name of player.
- Total career earned run average.
- Rank amongst leaders in career earned run average. A blank field indicates a tie.
Traditionally, statistics such as batting average (the number of hits divided by the number of at bats) and earned run average (the average number of earned runs allowed by a pitcher per nine innings) have dominated attention in the statistical world of baseball.
In baseball statistics, run average (RA) refers to measures of the rate at which runs are allowed or scored. For pitchers, the run average is the number of runs—earned or unearned—allowed per nine innings. It is calculated using this formula:
The List of Nippon Professional Baseball earned run average (ERA) (最優秀防御率) champions.
