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The lowest career ERA is 1.82, set by Chicago White Sox pitcher Ed Walsh. 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 ...
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 calculated 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, but 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 innings pitched (i.e., averaged over a regulation game). Thus, in effect, the pitcher is held ...
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 pitcher is men by a baserunner who reached base while batting against that pitcher, whether by hit, base on balls or "walk", or being hit by a pitched ball; [1] an earned run can be charged after the pitcher is relieved if he ...
In major league baseball, the dead-ball era refers to a period from about 1900 to 1920 in which run scoring was low and home runs were rare in comparison to the years that followed. In 1908, the major league batting average dropped to .239, and teams averaged just 3.4 runs per game, the lowest ever.
ERA+ is calculated as: + = Where ERA is the pitcher's ERA, lgERA is the average ERA of the league, and PF is the park factor of the pitcher in question.. This formula is now standard, [1] although Baseball-Reference.com briefly used a different formula which took values strictly between 0 and 200 instead of between 0 and infinity, but the current website shows values above 200 so it is clearly ...
The steroid era was a black eye for baseball on one hand, a savior on the other. High-level athletes are always going to do everything they can to get an edge, to beat the competition, and to ...
The live-ball era, also referred to as the lively ball era, is the period in Major League Baseball since 1920. It contrasts with the pre-1920 period known as the " dead-ball era ". The name "live-ball era" comes from the dramatic rise in offensive statistics , a direct result of a series of rule changes (introduced in 1920) that were ...