We always want to shy away from implying causation .
Smyly 's whiff rate on his four - seamer jumped from 6.42 % of the time with the Tigers to 9.97 % with the Rays .
We always want to shy away from implying causation , but Smyly 's whiff rate on his four - seamer jumped from 6.42 % of the time with the Tigers to 9.97 % with the Rays .