How are these numbers calculated?

Big Games

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

If winner is:HomeAway
Week of 4/1100.0*Chance in playoffs100.0*Average seed
IanPJgay vs WidemanMoney+7.0-12.2
+0.7-1.2
McLellanDay vs VirginTerrorist-0.7+1.0
-0.0+0.1
aki butthole vs Quack Attack-0.7+0.9
-0.0+0.1
CookeUmburger vs DevilShi-0.9+0.7
MieleMiele vs KassianGreen+0.9-0.6
+0.1-0.0
Fehr Shake vs TY Bettman-1.0+0.6
SeminEnnis vs Greg's Goodies+0.3-0.4
SchwartzBurns vs Rum Hamrlik+0.3-0.3
StreitWhite vs Crazy Pizza+0.1-0.1
UncleDaddy vs FaulkYourself+0.1-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011121314151617181920Count
01-0-069.4%5111210987766553211000017,963,524
0-1-050.14356788999987421000010,276,916
Total:62.4%58109888877765321000028,240,440
Points
Chance Will Make Playoffs