How are these numbers calculated?

Big Games

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

Week of 10/2100.0*Chance in playoffs100.0*Average seed
Parnes 120.7 JD 105 -8.1
-0.7
Beck/Cottington 76.2 Haines 120 +0.4
+0.1
Tyler 84 Phillips 61 -0.4
-0.1
Matt 103.6 Lawson 78 +0.4
+0.1
Hribar 75 Steve 137 +0.3
+0.1
Gerrett 80.4 Germ 107.8 +0.2
If winner is:HomeAway
Week of 10/9100.0*Chance in playoffs100.0*Average seed
JD vs Gerrett+8.4-8.4
+0.7-0.7
Tyler vs Beck/Cottington-0.2+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
119-0100.0%87130000016,607
108-199.87423210000000135,762
97-297.353288432110000541,705
86-386.223201711975422101,263,205
75-466.4451815131110865321,894,158
64-546.100101212121211109751,896,118
53-628.0046891112131313111,265,889
42-714.6234681012151922542,094
31-86.411234610142237136,229
20-92.1001123510195916,561
Total:56.3%1071110999887767,708,328
Games Above .500
Chance Will Make Playoffs