Clemens and Steroids

This whole article presupposes that Roger Clemens started using steroids or human growth hormone (HGH) or any other performance enhancing chemicals in 1998 and continued using these illegal supplements throughout the rest of his career, which so far seems to have ended after the 2007 season. Following this premise, Clemens then had fourteen clean seasons and ten seasons where he was juicing. Now, it is already apparent that Clemens never had the complete body transformation Bonds experienced nor did he ever become a superhuman pitcher, but it is important to try to establish where and if Clemens was helped by the illegal supplements if he indeed took them.After looking at Clemens' 623 pitching starts, one notices immediately that the steroids did not make him a better pitcher. Actually, in his last ten seasons, Clemens failed to match five of the most important pitching statistics in a statistically significant manner: his fielding-independent ERA (3.18 to 3.53), walks allow...