Adjusted Pitching Runs Calculator
Definition of Adjusted Pitching Runs:
Adjusted Pitching Runs (APR) is a statistic in baseball that measures the number of runs that a pitcher prevents from scoring compared to the league's average pitcher, adjusted for ballpark factors.
The result is:
0
What is the Adjusted Pitching Runs of a pitcher with an ERA of 3, a league ERA of 4, and 200 innings pitched?
Formula Explanation:
The formula for calculating APR is: ((League ERA - Pitcher's ERA) / 9) * (Innings Pitched / 9). This formula essentially measures a pitcher's effectiveness in preventing runs relative to the league average.
Detailed Explanation:
APR is a measure of a pitcher's effectiveness in preventing runs when adjusted for ballpark and league factors, calculated as ((League ERA - Pitcher's ERA) / 9) * (Innings Pitched / 9). This means that APR rewards pitchers for having a lower ERA.
Importance:
APR is an important statistic in baseball as it is a key component of many other statistics and is a primary measure of a pitcher's effectiveness. A high APR means a pitcher is preventing more runs, which gives their team a better chance to win.
Historical Use:
Adjusted Pitching Runs has been used as an official MLB statistic since the early days of professional baseball. It is a measure of a pitcher's effectiveness.
Historical Context:
APR has been used in baseball since the 19th century and is a measure of a pitcher's effectiveness.
Limitations:
While APR is a useful statistic, it does not take into account the quality of the defensive players behind the pitcher, which can significantly affect the number of runs allowed.
Example:
If a pitcher has an ERA of 3.00, the league ERA is 4.00, and they pitched 200 innings, their APR would be calculated as follows: ((4.00 (league ERA) - 3.00 (pitcher's ERA)) / 9) * (200 (innings pitched) / 9).
Famous Examples:
Pedro Martinez holds the record for the highest single-season APR at 291 in 2000.
Frequently Asked Questions:
What is a good APR?
In professional baseball, an APR over 0 is considered above average, and an APR over 50 is considered excellent.
Why is APR important?
APR is important because it measures a pitcher's effectiveness in preventing runs, which is the primary goal of a pitcher.
Who has the highest single-season APR?
Pedro Martinez holds the record for the highest single-season APR at 291 in 2000.
Sources:
Adjusted Pitching Runs
Result
0
League ERA
4
Pitcher's ERA
3
Innings Pitched
200
What is the Adjusted Pitching Runs of a pitcher with an ERA of 3, a league ERA of 4, and 200 innings pitched?
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