Win% represents the percent games played that were won.
Games Won + ( Games Tied × 0.5 ) ) ÷ Games Played = Win%
( 6 + ( 0 × 0.5 ) ) ÷ 12 = 50.0%
SOS1 represents the average of opponents' Win% for each game.
AVERAGE(
63.6%
64.3%
86.4%
53.3%
38.5%
9.1%
16.7%
33.3%
33.3%
60.0%
63.6%
16.7% ) = 0.508
SOS2 represents the average of opponents' SOS1.
AVERAGE(
0.385
0.437
0.529
0.466
0.601
0.510
0.488
0.589
0.524
0.541
0.408
0.528 ) = 0.488
RPI represents the Ratings Percentage Index
( 40% × Win% ) + ( 40% × SOS1 ) + ( 20% × SOS2 ) = RPI
( 40% × 0.500 ) + ( 40% × 0.508 + ( 20% × 0.488 ) = 0.472
( 0.200 ) + ( 0.203 ) + ( 0.098 ) = 0.472