How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 12/15100.0*Average seed
St. Colette 18 St. Raymond 19 -0.2
St. Francis 21 Wayside 17 +0.0
If winner is:HomeAway
Holy Family vs St. Theresa-0.2+0.0

What If

Chances based on how well the St. Colette finish out the regular season.   Explain

100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs1234567891011Count
32-0-0Out1175142,828,125
21-1-0Out435720,449,885
10-2-0Out10037,152,620
Total:Out1188160,430,630
Games Above .500
Chance Will Make Playoffs