Charlie Butler and Sandy Koufax Runs Allowed Per 9 Innings Comparison
About Runs Allowed Per 9 Innings
Runs allowed are the average number of runs given up by a pitcher or a team's pitchers over a nine inning period. Generally, for Runs Allowed Per 9 Innings, lower is better. (Source)
Charlie Butler and Sandy Koufax's Runs Allowed Per 9 Innings Per Season Comparison Line Chart
This bar chart compares Charlie Butler's and Sandy Koufax’s Runs Allowed Per 9 Innings for each season
of their Major League careers. The data is displayed by player season number instead of the
season year to allow for better comparisons as the players progressed through their careers.
![placeholder for chart](https://www.jmanesaz.com/img/chart-placeholder.png)
Charlie Butler and Sandy Koufax's Per Season Runs Allowed Per 9 Innings Box Plot
This chart attempts to draw a comparison between Charlie Butler and Sandy Koufax
by summarizing their Runs Allowed Per 9 Innings for each season they played. The box represents the middle
50% of the data for each player with the line in the box being the median value. The
whiskers represent the ranges for the top and bottom 25% of the data. Review the spread
and medians to draw your conclusions!
![placeholder for chart](https://www.jmanesaz.com/img/chart-placeholder.png)
Charlie Butler and Sandy Koufax's Runs Allowed Per 9 Innings Comparison Data Table
This table shows Charlie Butler and Sandy Koufax's Runs Allowed Per 9 Innings statistics by season
for their full MLB careers. Included with the raw season stats are the aggregations’ sum,
average, minimum, maximum, and median. The data is displayed by season number instead of by
calendar year to allow for better comparisons as the players progressed through their careers.
Because not all players have the same career lengths, seasons not completed will display "—"
![placeholder for chart](https://www.jmanesaz.com/img/chart-placeholder.png)