About Batters Faced Per 9 Innings

Batters faced per nine innings is a metric that shows, on average, how many batters a pitcher or team's pitchers face over a nine inning period. It's caluclated by dividing batters faced by innings pitched for a given period and then the result multiplied by nine. Generally, for Batters Faced Per 9 Innings, higher is better. (Source)

Trevor Bauer and Shane Bieber's Batters Faced Per 9 Innings Per Season Comparison Line Chart

This bar chart compares Trevor Bauer's and Shane Bieber’s Batters Faced 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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Trevor Bauer and Shane Bieber's Per Season Batters Faced Per 9 Innings Box Plot

This chart attempts to draw a comparison between Trevor Bauer and Shane Bieber by summarizing their Batters Faced 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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Trevor Bauer and Shane Bieber's Batters Faced Per 9 Innings Comparison Data Table

This table shows Trevor Bauer and Shane Bieber's Batters Faced 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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