How are these numbers calculated?

Big Games

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

Week of 12/5100.0*Average seed
Matthew 74 Julius 123 +0.6
Chris 115 Aidan 126 +0.1
Gene 120 Brendan 76 -0.0
If winner is:HomeAway
Week of 12/12100.0*Average seed
Gene vs Matthew-0.3+0.4
Chris vs Julius-0.2+0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs12345678Count
122-0In653541,773,855
111-1In376328,304,830
100-2In366314,502,323
Total:In5147274,581,008
Points
Chance Will Make Playoffs