How are these numbers calculated?

Big Games

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

Week of 11/10100.0*Chance in playoffs100.0*Average seed
Bo 115.7 Chris 86.7 -7.5
-0.8
Houston 128.8 Tron 105.6 -2.0
-0.1
Andrew 137.5 Brian 94.6 -1.9
Alex 106.5 Brett 86 -1.7
-0.1
If winner is:HomeAway
Week of 11/17100.0*Chance in playoffs100.0*Average seed
Brian vs Houston+0.2Out
Alex vs ChrisOut+0.2
-0.4+0.4
Bo vs Andrew+0.2Out
-0.1+0.1
Tron vs Jordan+0.1-0.1
Cary vs Brett-0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
73-01.6%0104947201,932,333
62-1Out7483785,782,529
51-2Out01040505,781,634
40-3Out010891,930,244
Total:0.2%000927313315,426,740
Games Above .500
Chance Will Make Playoffs