Claim: Len Swormstedt is a right-handed baseball player with a win-loss record of 3-4 and an earned run average (the average of earned runs given up by a pitcher per nine innings pitched) of 2.22.
Evidence: Batted: Right
Threw: Right 3–4 2.22 In baseball statistics, earned run average (ERA) is the average of earned runs given up by a pitcher per nine innings pitched (i.e. the traditional length of a game).