How are these numbers calculated?

Big Games

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

Week of 2/17100.0*Average seed
Megano 6 JustJoe 5 -0.7
VaFangul 6 Pace 5 +0.2
Shteekers 3 Shoot Inside 8 -0.1
Boom 7 SmokButts 4 +0.1
FatFucks 5.5 Red's Rippers 5.5 +0.1
Week of 2/24100.0*Average seed
Shoot Inside 5 JustJoe 6 +1.0
Shteekers 5 SmokButts 6 -0.1
FatFucks 4.5 Boom 6.5 +0.1
Pace 6 Drunks 5 -0.1
If winner is:HomeTieAway
Week of 3/2100.0*Average seed
JustJoe vs Pace+1.3-0.2-0.9
Shoot Inside vs Red's Rippers-0.2-0.0+0.4
FatFucks vs Shteekers-0.2+0.2+0.2

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011121314Count
281-0-0In10016,855,871
270-0-1In50509,249,252
260-1-0In16513420,175,121
Total:In3617321546,280,244
Games Above .500
Chance Will Make Playoffs