Definitions for earned run average
This page provides all possible meanings and translations of the word earned run average
Random House Webster's College Dictionary
earned′ run′ av`erage(n.)
a figure used to indicate the effectiveness of a baseball pitcher, obtained by calculating the average number of earned runs scored against the pitcher for every nine innings pitched.
Ref: Abbr.: ERA 2 , era 2
Origin of earned run average:
earned run average(Noun)
a statistic in baseball which equals the number of earned runs allowed per nine innings pitched.
Earned run average
In baseball statistics, earned run average is the mean of earned runs given up by a pitcher per nine innings pitched. It is determined by dividing the number of earned runs allowed by the number of innings pitched and multiplying by nine. Runs resulting from defensive errors are recorded as unearned runs and are not used to determine ERA.
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"earned run average." Definitions.net. STANDS4 LLC, 2014. Web. 23 Sep. 2014. <http://www.definitions.net/definition/earned run average>.