How are these numbers calculated?

Big Games

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

Week of 11/8100.0*Average seed
Taylor 89.14 Ben 88.04 -0.5
Emily 85.8 Francisco 74.92 +0.1
Dave 107.96 Katie 143.22 -0.1
If winner is:HomeAway
Week of 11/15100.0*Average seed
Lucas vs Ben-0.5+0.5
Sofia vs Francisco+0.2-0.2
Katie vs Morgan+0.1-0.1

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516Count
42-0Out3341252,410,131
31-1Out75254,817,719
20-2Out25752,410,086
Total:Out81050319,637,936
Games Above .500
Chance Will Make Playoffs