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. Mary 11 St. Alphonsus 38 +0.4
+0.1
St. Hubert 21 St. James 24 +0.1

What If

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

100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs1234567891011Count
10-12In10059,979,195*
91-3-0In344124428,488
80-4-0In07147922,947
Total:In9900060,430,630

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs