How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Friday, 1/10100.0*Average seed
NF 22.5 NUDE 84.8 +0.2
Saturday, 1/11100.0*Average seed
NUDE 83.54 GR 74.22 +0.8
GS 58 ROM 56.6 -0.2
If winner is:HomeAway
Sunday, 1/12100.0*Average seed
GR vs 13M-0.7+0.1
MM vs NUDE-0.1+0.4
WT vs GS+0.0-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314151617181920Count
31-0Out31695,728,987
20-1Out851523,184,773
Total:Out6821228,913,760
Games Above .500
Chance Will Make Playoffs