So, of course, Frome Exile is entirely right: David Hussey's 2007 runfest amounted to a total that was 90% higher than his typical year's tally, whereas Morris's 1948 aggregate was three-and-a-half times higher than he managed, on average, through his career.There is a problem with taking a simple ratio of extreme:mean, though, and he is that what makes an extreme observation unusal is not just it