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 -7.5
-0.7
Matt 103.6 Lawson 78 +0.8
+0.1
Beck/Cottington 76.2 Haines 120 +0.5
+0.1
Hribar 75 Steve 137 +0.5
+0.1
Tyler 84 Phillips 61 -0.4
-0.1
If winner is:HomeAway
Week of 10/9100.0*Chance in playoffs100.0*Average seed
JD vs Gerrett+2.8-6.9
+0.2-0.6
Tyler vs Beck/Cottington-0.3+0.5
-0.0+0.1
Hribar vs Lawson-0.1+0.1
Germ vs Haines-0.1+0.1

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
119-099.9%6831000000000026,491
108-197.652411111110000242,570
97-288.4363365443322111,169,995
86-371.6151413121087654323,212,543
75-458.1221515131110986545,506,807
64-549.30012131212111098756,103,592
53-640.800910111111111110984,373,556
42-732.6779101111121212111,947,140
31-825.1557891112131415485,305
20-917.04346791113162756,985
Total:53.4%5511111110109887523,124,984
Games Above .500
Chance Will Make Playoffs