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
CookeUmburger vs DevilShi-7.5+7.4
-1.5+1.5
IanPJgay vs WidemanMoney-1.2+1.2
-0.1+0.1
aki butthole vs Quack Attack-1.1+1.1
-0.1+0.1
MieleMiele vs KassianGreen+1.1-1.1
+0.1-0.1
McLellanDay vs VirginTerrorist-1.0+1.0
-0.1+0.1
Fehr Shake vs TY Bettman-0.8+0.8
+0.1-0.1
SchwartzBurns vs Rum Hamrlik+0.5-0.5
StreitWhite vs Crazy Pizza+0.4-0.4
+0.1-0.1
SeminEnnis vs Greg's Goodies+0.3-0.3
UncleDaddy vs FaulkYourself+0.1-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011121314151617181920Count
01-0-099.3%4527116432100000004,775,859
0-1-084.41013111010101097521000004,771,621
Total:91.8%272011877654210000009,547,480
Points
Chance Will Make Playoffs