How are these numbers calculated?

Big Games

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

Week of 2/10100.0*Chance in playoffs100.0*Average seed
MtkaB 4 MtkaBlk 1 +9.2
+0.7
MtkaB 2 CC 0 +6.5
+0.5
EP 3 Burn 0 -3.2
-0.1
CC 0 EdinaW 3 -1.8
-0.1
NP 0 EdinaG 2 -1.6
-0.1
Waconia 6 EP 5 +1.5
PLake 0 EdinaG 5 -1.2
-0.1
Burn 1 MtkaBlk 3 -0.7
-0.1
BmgtnB 1 EdinaB 0 +0.5
+0.1
Week of 2/16100.0*Chance in playoffs100.0*Average seed
EdinaG 7 Burn 0 -3.6
-0.1
EP 6 CC 2 -3.3
-0.1
BmgtnW 1 EdinaG 2 -3.1
-0.1
MtkaB 2 EdinaB 2 -2.8
+0.1
Burn 2 EdinaW 7 -1.7
-0.1
MtkaBlk 4 EdinaW 3 +1.5
-0.1
Waconia 2 PLake 0 -0.4
EdinaB 4 NP 2 -0.2
-0.1
Waconia 4 CC 5 -0.2
Shak 1 MtkaBlk 5 -0.1
-0.2
Week of 2/24100.0*Chance in playoffs100.0*Average seed
EdinaG 1 MtkaB 2 +5.2
+0.6
EdinaG 6 BmgtnB 0 Out
-0.2
EP 8 EdinaB 2 -1.6
EdinaW 14 CC 2 -1.2
-0.0
EdinaW 7 Waconia 0 -1.0
NP 0 EP 10 -0.0
If winner is:HomeTieAway
PLake vs MtkaBlk+0.3-0.1-0.3
BmgtnB vs MtkaB-0.3-0.1+0.3

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011121314Count
391-0-0Out1005,497,478
380-0-1Out57431,859,456
370-1-0Out43575,496,990
Total:Out703012,853,924
Points
Chance Will Make Playoffs