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
Waconia 6 EP 5 +15.6
+0.7
PLake 0 EdinaG 5 -3.5
-0.0
NP 0 EdinaG 2 -2.3
-0.1
EP 3 Burn 0 -1.0
-0.0
BmgtnB 1 EdinaB 0 +0.4
CC 0 EdinaW 3 -0.2
-0.0
MtkaB 2 CC 0 -0.1
Week of 2/16100.0*Chance in playoffs100.0*Average seed
Waconia 4 CC 5 -33.6
-0.9
Waconia 2 PLake 0 +3.9
+0.1
MtkaBlk 4 EdinaW 3 +2.1
+0.1
EP 6 CC 2 -1.7
-0.0
Burn 2 EdinaW 7 -1.6
-0.0
BmgtnW 1 EdinaG 2 -1.0
-0.1
EdinaG 7 Burn 0 -0.9
-0.1
Week of 2/24100.0*Chance in playoffs100.0*Average seed
EdinaW 7 Waconia 0 -22.9
-0.6
NP 0 EP 10 -12.6
-0.1
EP 8 EdinaB 2 -10.5
-0.1
EdinaG 6 BmgtnB 0 -5.3
-0.1
EdinaG 1 MtkaB 2 +3.1
+0.2
EdinaW 14 CC 2 -1.6
-0.0
EdinaG 3 Shak 0 Out
-0.0

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011121314Count
400-0-0Out10034,059,428
Total:Out10034,059,428
Points
Chance Will Make Playoffs