How are these numbers calculated?

Big Games

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

Week of 2/22100.0*Average seed
TSOU 5 AMJA 4 +0.1
NUX 5 SALL 3 +0.1
If winner is:HomeAway
Week of 2/29100.0*Average seed
VAZZ vs TSOU-0.1+0.1
AMJA vs MALJ-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
212-0-0Out25754,182,323
17-19Out10012,530,813*
Total:Out69416,713,136

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs