How are these numbers calculated?

Big Games

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

Week of 3/30100.0*Average seed
Scheck 6 K. Jackson 9 +0.3
Witcraft 8 Allen 7 +0.2
Schoolman 6 Vos 8 -0.0
If winner is:HomeHome SOAway SOAway
Week of 4/13100.0*Average seed
Schoolman vs Riveron-1.7-0.6+0.2+0.2
Scheck vs Wright-0.6-0.6-0.6+0.6
K. Jackson vs M. Jackson-0.8-0.8+0.1+0.1
Vos vs Allen-0.1-0.1-0.2+0.3

What If

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

100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPWL-OTplayoffs123456789Count
810-0Out143448451,626,052
700-1Out8416518,948
601-0Out68325,042,267
Total:Out1331449357,187,267
Points
Chance Will Make Playoffs