How are these numbers calculated?

Big Games

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

Week of 11/27100.0*Average seed
Matt P 149.1 Jerry 166.7 -0.1
Paul 185.2 Andrew 159.45 -0.1
Shane 159.55 Chris 142.45 -0.1
Week of 12/4100.0*Average seed
Andrew 179.1 Shane 245.15 -0.5
Chris 89.5 Jerry 134.2 -0.1
Week of 12/11None

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
6-7In100339,388,280*
Total:In100339,388,280

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs