How are these numbers calculated?

Big Games

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

Week of 10/31100.0*Chance in playoffs100.0*Average seed
Andrew 204.8 Matt 203.97 -7.6
-0.2
Jerry 212.3 Shane 162.35 -1.8
-0.0
Todd 152.95 Chris 112.5 -1.6
Paul 195.84 Doug 156.05 +0.1
+0.0
If winner is:HomeAway
Week of 11/7100.0*Chance in playoffs100.0*Average seed
Chris vs Matt-18.5+18.5
-0.5+0.5
Jerry vs Buzz-2.4+5.7
-0.1+0.1
Todd vs Andrew-3.1+1.4
-0.1+0.0
Frank vs Doug+0.3-1.0
+0.0-0.1
Paul vs Shane+0.0-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
96-0In013834013,266
85-1100.0%1583830195,242
74-297.50125333201,141,205
63-361.00124935402,756,953
52-49.7009484203,109,656
41-50.101085501,615,438
30-6Out56413303,660
Total:36.2%00311222933209,135,420
Games Above .500
Chance Will Make Playoffs