How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Average seed
Matt 103.6 Trevor 98.8 -0.5
Marty 152 Sam 114.2 +0.1
Cole 81.8 Trey 89.4 -0.1
Vitek 90 John 110.7 +0.0
Week of 11/28100.0*Average seed
Trevor 147.7 Sam 107.2 +0.6
Frank 90.7 Vitek 108 -0.2
John 84.7 Matt 166.4 +0.1
If winner is:HomeTieAway
Week of 12/5100.0*Average seed
Trevor vs John+1.0+0.7-1.0
Cole vs Sam+0.3-0.0-0.3
Vitek vs Trey-0.2+0.2+0.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
51-0-0Out762412,096,691
4.50-0-1Out5050243,924
40-1-0Out16523312,090,925
Total:Out3820261624,431,540
Games Above .500
Chance Will Make Playoffs