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
SchwartzBurns vs Rum Hamrlik+13.6-13.6
+2.6-2.6
aki butthole vs Quack Attack-1.5+1.5
IanPJgay vs WidemanMoney-1.5+1.5
MieleMiele vs KassianGreen+1.4-1.4
McLellanDay vs VirginTerrorist-1.2+1.2
CookeUmburger vs DevilShi-1.1+1.1
-0.1+0.1
Fehr Shake vs TY Bettman-1.1+1.1
-0.2+0.2
StreitWhite vs Crazy Pizza+0.7-0.7
-0.1+0.1
SeminEnnis vs Greg's Goodies+0.4-0.4
UncleDaddy vs FaulkYourself+0.1-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011121314151617181920Count
00-1-01.8%00001123345681014181774,774,101
1-0-029.0000136910101098766543214,773,379
Total:15.4%0001235666666678911949,547,480
Points
Chance Will Make Playoffs