How are these numbers calculated?

Big Games

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

Week of 11/22100.0*Chance in playoffs100.0*Average seed
Jake 142 Brenden 123 -1.3
+0.2
Swan 144 Eric 110 In
+0.3
Graham 125 Tim 175 -0.1
+0.0
If winner is:HomeAway
Week of 11/29100.0*Chance in playoffs100.0*Average seed
Swan vs Ben+0.1-0.6
Graham vs Jake-0.2+0.2
Tim vs Brenden+0.1-0.2

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678Count
82-0In673323,210,175
71-1In1580548,092,316
60-2In25233147,137,717
Total:In29636178,440,208
Games Above .500
Chance Will Make Playoffs