> Most people who sign up to races are not regular runners [citation sorely needed] Yes, some non-regular-runners sign up for a charity 5K, but as I already s

> Most people who sign up to races are not regular runners [citation sorely needed] Yes, some non-regular-runners sign up for a charity 5K, but as I already said that's much less true for a 10K. "Most" is a drastic overstatement. > In races where most people run i.e. where most people fit the definition of "well conditioned athlete" > I expect ~40% of the men to run under 45 minutes i.e. 45:00 is still below median. Even by your own shifty definitions, you're refuting your own point.