SOS stands for strength of schedule. It's calculated as 67% opponents' winning percentage (OWP) and 33% opponents' opponents' winning percentage (OOWP) - the same ratio as in the RPI formula.
SOS stands for strength of schedule. It's calculated as 67% opponents' winning percentage (OWP) and 33% opponents' opponents' winning percentage (OOWP) - the same ratio as in the RPI formula.