BATTERS: Swinging strike rates

Swinging strike rate (SwK%) has been a crucial component of our pitching toolbox for the last 10 years due to its ability to predict a pitcher's strikeout rate.

It seems intuitive that SwK% also would have a strong correlation with a batter's contact rate. After all, as a pitcher's strikeout rate increases, a batter's contact rate will head in the opposite direction.

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  For more information about the terms used in this article, see our Glossary Primer.