How are these numbers calculated?

Big Games

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

Week of 2/20100.0*Chance wins title100.0*Championship100.0*Average seed
United States 64 Chile 0 -1.9
-1.9
+0.0
Canada 52 Brazil 25 +1.7
+1.7
+0.3
Uruguay 21 Argentina XV 24 -0.1
-0.1
+0.1
Week of 2/27100.0*Chance wins title100.0*Championship100.0*Average seed
Brazil 24 United States 23 +15.9
+15.9
+0.3
Argentina XV 54 Canada 21 No
No
-0.5
Chile 20 Uruguay 23 +0.0
If winner is:HomeDrawnAway
Week of 3/5100.0*Chance wins title100.0*Championship100.0*Average seed
Chile vs Canada-0.4-0.2+0.2
Uruguay vs United States-0.1-0.1+0.1
Brazil vs Argentina XV-0.1+0.0+0.0

What If

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

100100100100100100
If finish:ChanceChance will finish season at seed
TPW-OTLDwins titleChampionship123456Count
121-000NoNo68677,560,859,047
100-001NoNo5743390,233,455
80-010NoNo376043,775,518,726
Total:NoNo46925111,726,611,228
Points
Chance Will Win Championship

Lottery

We are out of the playoffs. Here are the big games and what ifs for draft seeds.
Although it might be more fun to go down swinging.

Big Games

Week of 2/20100.0*Lottery seed
Canada 52 Brazil 25 -0.3
Uruguay 21 Argentina XV 24 -0.1
United States 64 Chile 0 -0.0
Week of 2/27100.0*Lottery seed
Argentina XV 54 Canada 21 +0.5
Brazil 24 United States 23 -0.3
Chile 20 Uruguay 23 -0.0
If winner is:HomeDrawnAway
Week of 3/5100.0*Lottery seed
Chile vs Canada+0.4+0.2-0.2
Uruguay vs United States+0.1+0.1-0.1
Brazil vs Argentina XV+0.1-0.0-0.0

What If

100100100100100100
If finish:Chance will finish season at seed
TPW-OTLD123456
121-0006867
100-0015743
80-01037604
Total:469251