How are these numbers calculated?

Big Games

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

Week of 10/4100.0*Chance in playoffs100.0*Average seed
Lisa 82 Galv 95 -5.8
-0.5
Jack 94 Mike 85 -0.5
Cash 93 Phil 83 -0.3
Dude 110 Gila 96 +0.2
Cstat 104 Des 86 +0.1
+0.0
If winner is:HomeAway
Week of 10/11100.0*Chance in playoffs100.0*Average seed
Lisa vs Cstat+4.8-2.5
+0.6-0.3
Mike vs Gila+0.6-0.3
Phil vs Jack+0.4-0.2
-0.1+0.0
Des vs Dude+0.2-0.2
Galv vs Cash-0.1+0.0

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
1110-0In9460011,798
109-1100.0%474390059,834
98-298.1834401620392,876
87-363.6042139287101,512,411
76-49.2018304019203,812,745
65-50.1003194329506,552,761
54-6Out0114433667,770,253
43-7Out011551346,266,331
32-8Out0227713,295,443
21-9Out07931,020,834
10-10Out0100148,134
Total:5.8%01236101521242030,843,420
Games Above .500
Chance Will Make Playoffs