How are these numbers calculated?

Big Games

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

Week of 11/13100.0*Chance in playoffs100.0*Average seed
Schoolman 4 Hartman 9 -35.8
-1.2
K. Jackson 7 Chick 4 +6.9
+0.3
Scheck 7 Witcraft 2 +4.7
Kato 4 Zwiefel 12 -1.2
-0.1
If winner is:HomeAway
Week of 11/20100.0*Chance in playoffs100.0*Average seed
Witcraft vs Kato-13.4+36.6
-0.1+0.2
Zwiefel vs SchoolmanOut+13.4
-1.3+1.3
Chick vs Scheck-0.6+0.2

What If

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

100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789Count
51-026.8%27561723,485,367
40-1Out564423,491,141
Total:13.4%13289282246,976,508
Games Above .500
Chance Will Make Playoffs