Win% represents the percent games played that were won.
Games Won + ( Games Tied × 0.5 ) ) ÷ Games Played = Win%
( 2 + ( 0 × 0.5 ) ) ÷ 10 = 20.0%
SOS1 represents the average of opponents' Win% for each game.
AVERAGE(
20.0%
0.0%
58.3%
25.0%
90.9%
60.0%
28.6%
28.6%
41.7%
78.9%
70.0%
70.0%
41.7% ) = 0.556
SOS2 represents the average of opponents' SOS1.
AVERAGE(
0.569
0.500
0.399
0.555
0.454
0.549
0.426
0.577
0.315
0.426
0.576
0.488
0.580 ) = 0.491
RPI represents the Ratings Percentage Index
( 40% × Win% ) + ( 40% × SOS1 ) + ( 20% × SOS2 ) = RPI
( 40% × 0.200 ) + ( 40% × 0.556 + ( 20% × 0.491 ) = 0.401
( 0.080 ) + ( 0.222 ) + ( 0.098 ) = 0.401