Number of Strikes Among White Pitchers (IMAGE)

Southern Methodist University

Number of Strikes Among White Pitchers

Caption

In non-monitored ballparks, white pitchers facing matched-race umpires will have 0.25% higher called strike probability than if they face non-matched-race umpires. In monitored ballparks, white pitchers facing matched-race umpires will have .33% lower called strike probability than if they face non-matched-race umpires.

Credit

Johan Sulaeman, Southern Methodist University

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