It’s dangerous and downright ignorant to assume baseball players don’t change as the season progresses. In many cases, a player’s full-season stat line is nothing but a messy, heterogeneous sample that clouds signs of actual talent and improvement.
Just look at Kyle Schwarber, who started the season batting under .200 only to record an impressive .378 wOBA from July to October. Just as Schwarber improved measurably from one half to the next, potential Cubs free agent target Alex Cobb posted much better numbers after the All-Star break.
But should we trust Cobb’s second-half stats? Some of the numbers suggest we should be hesitant.
The 30-year-old righty took the mound to start the 2017 season with hopes of completing his first full campaign since 2014. While he managed to accomplish that feat, Cobb had to re-learn how to pitch in the process, as Travis Sawchik of FanGraphs chronicled quite well.
Cobb wasn’t able to rely on his splitter, a pitch so nasty and effective that FanGraphs dubbe it “The Thing,” this past season after recovering from surgery that cost him nearly all of 2016. He used to throw the splitter nearly once every three pitches, but halved its …Read the Rest
Source:: Cubs Insider