How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Average seed
HELS 78 LKB 100 -0.9
JLG 95 SBR 122 -0.2
GOLD 75 PPHS 92 -0.0
Week of 11/24100.0*Average seed
BUYS 77 HELS 70 -0.8
SBR 82 LKB 57 -0.1
PPHS 77 JLG 96 +0.1
If winner is:HomeTieAway
Week of 12/1100.0*Average seed
BOOM vs HELS-0.7-0.6+0.2
PPHS vs AAM-0.2+0.5+0.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
81-0-0In524839,934,019
7.50-0-1In068321,053,655
70-1-0In0623811,774,826
Total:In3951952,762,500
Games Above .500
Chance Will Make Playoffs