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*Chance in playoffs100.0*Average seed
St. Colette 18 St. Raymond 19 -1.1
-0.1
St. Hubert 21 St. James 24 +0.4
St. Francis 21 Wayside 17 +0.2
St. Mary 11 St. Alphonsus 38 +0.1
-0.1
If winner is:HomeAway
Holy Family vs St. Theresa-0.2+0.2

What If

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

100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs1234567891011Count
103-0-0In31692,251,704
92-1-0In4811506,744,989
81-2-0In0286396,749,365
70-3-0In50502,253,482
Total:In550351017,999,540
Games Above .500
Chance Will Make Playoffs