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
Ashley 115.95 Blaine 107.05 +10.6
+0.3
Jimmy 114.9 Allison 122.55 +5.9
+0.1
Tate 129.4 Sim 103.2 -1.4
Taylor 97.7 Lenny 142.6 +0.5
+0.1
If winner is:HomeAway
Week of 11/29100.0*Chance in playoffs100.0*Average seed
Tate vs Ashley-13.3+13.3
-0.3+0.3
Jimmy vs Lenny-10.5+10.5
-0.1+0.1
Taylor vs Sim-1.4+1.4
-0.1+0.1
Blaine vs Allison-1.0+1.0
-0.1+0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678Count
73-0In11239482,613,258
62-159.9%5543917,806,582
51-26.2679157,814,640
40-3Out25752,611,174
Total:37.3%01729481520,845,654
Games Above .500
Chance Will Make Playoffs