How are these numbers calculated?

Big Games

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

Week of 2/9100.0*Chance in playoffs100.0*Major Playoff100.0*Average seed
S A D 0 UND 2 +17.6
+6.6
+0.6
QC 2 BNY 1 -7.5
-3.3
-0.1
EG 2 A-Team 0 -5.2
-8.2
-0.1
4Z 2 5MM 0 -0.9
-0.1
Week of 2/16100.0*Chance in playoffs100.0*Major Playoff100.0*Average seed
4Z 1 UND 2 +19.0
+8.6
+0.4
QC 2 EG 1 -8.9
+4.2
-0.1
QC 2 S A D 0 -6.1
-6.5
-0.1
S A D 0 BNY 2 +0.1
If winner is:HomeAway
Week of 2/23100.0*Chance in playoffs100.0*Major Playoff100.0*Average seed
QC vs UND-25.0+25.0
-0.3+0.2
EG vs 5MM-25.0+25.0
-0.2+0.2

What If

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

100100100100100100100100
If finish:Chance inMajorChance will finish regular season at seed
TPW-LplayoffsPlayoff12345678DemotedCount
61-075.0%No7525No37,541,997,003
50-125.0No2575No37,541,662,245
Total:50.0%No5050No75,083,659,248
Points
Chance Will Make Playoffs