How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Average seed
BRAD 141.9 GUY 91.5 -0.2
If winner is:HomeAway
Week of 11/26100.0*Average seed
SUCK vs GUY-0.3+0.1
FEFE vs BRAD+0.1-0.2

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456Count
92-0In95522,240,354
81-1In633719,739,877
70-2In1266224,299,953
Total:In7324246,280,184
Games Above .500
Chance Will Make Playoffs