How are these numbers calculated?

Big Games

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

Week of 11/18100.0*Average seed
New York 119.9 Jack 109.1 -0.3
Ohio 109.68 Sexton 109.72 +0.1
Week of 11/25100.0*Average seed
Nightmares 63.1 Jack 136.2 +0.4
Hirth 38.9 Ohio 87.2 -0.2
Sexton 93.5 Witchey 106 +0.2
If winner is:HomeTieAway
Week of 12/2100.0*Average seed
Jones vs Ohio+0.3+0.3-0.3
Jack vs Witchey+0.3+0.3-0.3
Sexton vs Hirth-0.1+0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
9.5-10In1009,089,847*
90-1-0In5135148,909,693
Total:In7617717,999,540

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs