How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Average seed
Kevin 109.4 Andy 138.52 +0.3
Dan 143.28 David 161.7 -0.1
If winner is:HomeAway
Week of 11/24100.0*Average seed
Andy vs Matt+0.4-0.4
Kevin vs David+0.1-0.1
Ed vs Lori-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
102-0In58423,192,016
91-1In2504726,381,571
80-2In71293,189,893
Total:In163541812,763,480
Games Above .500
Chance Will Make Playoffs