If it wasn't for the MAC splitting into divisions Ohio wouldn't have won as many games over the last 10 years. 1997 is the first year of East/West divisions and the winning percentage immediately shot up. Ohio was 60-155 in the 20 years before divisions (1977-1996) and since 1997 is 113-112 on some very weak schedules.
Now there, in a not endlessly long post, are some succinct indeniable facts...not opinion.