Strength of schedule is calculated from the opponents projected fantasy points allowed for the DEF position. The best rating is +16 which gives the player the advantage against the defense and indicates an easy opponent, the worst rating is -16 which gives the defense the advantage and indicates a tough opponent.
The backup QB for the Bears isn't your run of the mill backup. McCown has the Bears' offense rolling and Dallas has been less than impressive to this point in the year. They're a middle of the road option.
Jerry Jones has said the biggest off-season acquisition was the signing of Monte Kiffin. He may be right, but it'd be pertinent to ask, “Has the league moved on from the Tampa Cover-2” with which Kiffin is synonymous? If it isn't he certainly has enough weapons to make Dallas at least a viable match-up play. Much of Dallas' success this year will depend on if Demarcus Ware & Jay ratliff can transition smoothly into the 4-3.