How are these numbers calculated?

Big Games

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

Week of 11/24100.0*Average seed
Kevin 133.52 Michelle 112.4 -0.6
JD 113.56 Matt 148.68 +0.2
Debbie 86.86 Jen 139.88 +0.1
If winner is:HomeAway
Week of 12/1100.0*Average seed
Johnny vs Michelle-0.8+0.4
Jen vs Stacie-0.1+0.3

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
102-0In49371427,249,500
91-1In322532223,889,076
80-2In017834,839,924
Total:In2527311755,978,500
Games Above .500
Chance Will Make Playoffs