Win% represents the percent games played that were won.
Games Won + ( Games Tied × 0.5 ) ) ÷ Games Played = Win%
( 4 + ( 0 × 0.5 ) ) ÷ 9 = 44.4%
SOS1 represents the average of opponents' Win% for each game.
AVERAGE(
55.6%
0.0%
60.0%
25.0%
30.0%
55.0%
16.7%
0.0%
60.0%
60.0%
50.0%
55.6% ) = 0.397
SOS2 represents the average of opponents' SOS1.
AVERAGE(
0.581
0.468
0.540
0.609
0.524
0.516
0.502
0.433
0.440
0.540
0.375
0.365 ) = 0.509
RPI represents the Ratings Percentage Index
( 40% × Win% ) + ( 40% × SOS1 ) + ( 20% × SOS2 ) = RPI
( 40% × 0.444 ) + ( 40% × 0.397 + ( 20% × 0.509 ) = 0.438
( 0.178 ) + ( 0.159 ) + ( 0.102 ) = 0.438