How are these numbers calculated?

Big Games

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

Week of 12/7100.0*Average seed
Crunch 18 Lords 18 -0.4
Torts 15 Elmo 19 +0.2
If winner is:HomeTieAway
Week of 12/14100.0*Average seed
Elmo vs Crunch+1.2+1.2-1.8

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
10.5-11In1008,376,277*
100-1-0In1005,377,143
Total:In613913,753,420

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs