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
STANEK 92.5 KNIGHT 87.5 +0.8
STEVE 131 ALEX 127.5 -0.1
BRETT 107.5 JARED 101.5 -0.2
NICK 65.5 KIRK 116 +0.0
If winner is:HomeAway
Week of 12/4100.0*Average seed
KIRK vs STANEK-0.2+1.0
ALEX vs NICK+0.1-0.3
BRETT vs STEVE-0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
62-0Out2010482201,249,901
51-1Out0346157,664,533
40-2Out46549,705,887
Total:Out11316493018,620,321
Games Above .500
Chance Will Make Playoffs