About Home Runs Allowed Per 9 Innings

Home runs allowed per nine innings is a metric that shows on average how many home runs a pitcher or team's pitchers will give up over a nine inning period. It's caluclated by dividing home runs by innings pitched and then the result multiplied by nine. Generally, for Home Runs Allowed Per 9 Innings, lower is better. (Source)

Charlie Leibrandt and Tanner Roark's Home Runs Allowed Per 9 Innings Per Season Comparison Line Chart

This bar chart compares Charlie Leibrandt's and Tanner Roark’s Home 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.
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Charlie Leibrandt and Tanner Roark's Per Season Home Runs Allowed Per 9 Innings Box Plot

This chart attempts to draw a comparison between Charlie Leibrandt and Tanner Roark by summarizing their Home 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!
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Charlie Leibrandt and Tanner Roark's Home Runs Allowed Per 9 Innings Comparison Data Table

This table shows Charlie Leibrandt and Tanner Roark's Home 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 "—"
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