How are these numbers calculated?

Big Games

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

Week of 3/17100.0*Chance in playoffs100.0*Average seed
Suck my Deke 5.5 Jerdawgin 7.5 +17.0
+1.4
Peter North Stars 12 Mr Hands 1 +1.6
TaxiCab Kanefes 7 Er Day Im Byfug 6 -0.7
Puckey Suckey 2 Malkin in the M 11 +0.6
Billy Haze 5 Cnt Destroyer 8 +0.2
Get Pucked 8 buttfinmygameup 5 +0.2
If winner is:HomeAway
Week of 3/24100.0*Chance in playoffs100.0*Average seed
Billy Haze vs Jerdawgin-19.5+19.5
-1.5+1.5
Suck my Deke vs TaxiCab Kanefes+1.5-1.5
Puckey Suckey vs buttfinmygameup+0.6-0.6
Er Day Im Byfug vs Mr Hands+0.6-0.6
Get Pucked vs Cnt Destroyer-0.6+0.6
Peter North Stars vs Malkin in the M+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
01-1-085.5%0141016202015941010,401,422
2-0-0100.0622272414610005,201,399
0-2-022.2000161523262265,200,667
Total:73.3%16911111212111096220,803,488
Points
Chance Will Make Playoffs