How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Average seed
David Hatch 89 Stephen Crouch 68 -0.4
Jordan Daugherty 74 Dan Huls 69 -0.3
Matt Lassiter 101 Tom Orth 136 -0.3
David Lawrence 71 Chelsea Huls 75 -0.1
Week of 11/24100.0*Average seed
Josh Lassiter 44 David Lawrence 82 +0.1
Chelsea Huls 97 Jordan Daugherty 80 +0.0
If winner is:HomeTieAway
Week of 12/1100.0*Average seed
Josh Lassiter vs Jordan Daugherty+0.5-0.1-0.2
David Lawrence vs David Hatch+0.1-0.2-0.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
4.51-0-0Out316965,094,313
3.5-4Out10019,777,907*
Total:Out247684,872,220

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs