Strength of schedule is calculated from the opponents projected fantasy points allowed for the LB 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.
Kendricks was a pretty significant disappointment as a rookie, ranking as one of the worst 4-3 outside linebackers in the NFL last year according to Pro Football Focus. However, Kendricks will have a chance to redeem himself with a move to inside linebacker in Philly's new 3-4 scheme in 2013. If Kendricks sticks in subpackages, there's an excellent chance he'll redeem himself in the eyes of fantasy owners as well.