How are these numbers calculated?

Big Games

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

Week of 11/8100.0*Chance in playoffs100.0*Average seed
Gonzalo 144 Bryn 107 -15.4
-0.5
Ryan 116 Luke 97 +15.1
+0.2
James 94 Daneen 77 -1.6
-0.1
Kevin 148 Emily 64 -0.9
-0.0
If winner is:HomeAway
Week of 11/15100.0*Chance in playoffs100.0*Average seed
Bryn vs Kevin+33.5-17.2
+0.6-0.3
Ryan vs Maurice+0.2-0.0
James vs Luke-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
83-0In00871212,960,228
72-188.8%08811115,306,476
61-220.921671221,587,626
50-30.20257415,782,662
Total:46.2%0017383915045,636,992
Games Above .500
Chance Will Make Playoffs