How are these numbers calculated?

Big Games

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

Week of 2/6100.0*Chance in playoffs100.0*Average seed
Jeremy Kerman 645.5 Ted 708.5 -0.1
-0.3
Adam 771 Nick 722 +0.1
-0.1
Andrew 702.5 Matt 825 +0.1
If winner is:HomeAway
Week of 2/13100.0*Chance in playoffs100.0*Average seed
Nick vs Jeremy KermanOut+0.0
-0.1+0.2
Joe vs MattOut+0.0
Jeremy Barr vs Andrew+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTLplayoffs12345678910Count
84-000.0%011446363684,880
73-01Out0645493,195,086
62-02Out7935,612,555
4-5Out1005,663,468*
Total:0.0%0013148215,155,989

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs