How are these numbers calculated?

Big Games

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

Week of 10/29100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
Effingham Unite 4 GS 99G Silver 1 +19.2
+21.0
+0.4
Effingham Unite 10 Thomson Revolut 0 +13.6
+15.9
No
+0.4
Georgia Storm T 3 MAYSA Central G 1 -13.1
-2.2
-0.1
MAYSA Central G 0 Georgia Storm T 4 -9.5
-1.4
-0.8
-0.1
If winner is:HomeDrawAway
Week of 11/5100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
Effingham Unite vs Coastal Outre -+20.4-10.3-16.5
YesYes-3.9
+0.2-0.1-0.2
GS 99G Silver vs Georgia Storm T+17.5+1.1-17.9
-3.9YesYes
+0.1+0.0-0.2

What If

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

100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titlePromoted123456RelegatedCount
422-0-075.6%Yes7624No9,546,233
391-1-032.3Yes3268No7,248,622
371-0-124.3Yes2476No19,048,886
360-2-017.7Yes1882No1,377,689
340-1-1NoYes100No7,251,168
320-0-2No83.9%8416No9,546,142
Total:26.7%97.1%27703No54,018,740
Points
Chance Will Win Championship