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
Jon 98.73 David 124.43 +0.2
Week of 11/26100.0*Average seed
David 111.08 Jon 115.48 -0.2
If winner is:HomeAway
Week of 12/3100.0*Average seed
Evan vs David-0.1+0.5
Faisal vs Jon+0.0-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
31-0Out643614,098,427
20-1Out10070,773,781
Total:Out118984,872,208
Games Above .500
Chance Will Make Playoffs