so they will have low ranked schedules generally, because they are guaranteed to not play at least 1 top team (themselves). Teams at the bottom don't play themselves (low ranked team), which makes their schedule harder comparative to the top teams. At the end of the year Sagarin and others will actually rank teams based on actual performance. Assuming some level of accuracy in preseason rankings, there will be some correlation to year-end computer rankings, but maybe not much...