The National Football League has a strength of schedule formula that’s simple to understand … take the opponents’ records from the previous season, add up wins and lo ses and calculate a percentage. In , there’s a different method that evaluates a player’s value.Instead of team records, we use the number of fantasy points surrendered by opponents the previous year against a single position. For example, the allowed an average of 23.58 fantasy points per game to running backs in 2014. As a result, any running back who faces them in 2015 receives 23.58 points. The bigger the overall point total, the easier the schedule.While these ratings are not the be-all, end-all in determining a player’s stock, owners can use them when picking between players with similar value and projecting potential sleepers or busts.Fantasy points against rankings – RBs* – denotes a player who has changed teams in 2015The NFL LIVE podcast ! Listen in as our experts discu s 2015 sleepers, bargains, busts, Shon Coleman Jersey draft strategy and more. Visit the for more on what the gang discu ses in the latest episode.Michael Fabiano is an award-winning analyst on NFL.com and NFL Network and a member of the Sports Writers A sociation (FSWA) . Have a burning question on anything fantasy related? Tweet it to __ or send a question via !