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*Wooden Spoon100.0*Average seed
Uruguay 21 Argentina 24 +22.1
No
+0.8
USA 64 Chile 0 -6.3
-1.7
-0.1
Canada 52 Brazil 25 -2.2
-1.4
Week of 2/27100.0*Chance wins title100.0*Wooden Spoon100.0*Average seed
Argentina 54 Canada 21 +31.9
+0.8
Brazil 24 USA 23 +15.1
+0.2
Chile 20 Uruguay 23 -0.1
If winner is:HomeDrawAway
Week of 3/5100.0*Chance wins title100.0*Wooden Spoon100.0*Average seed
Brazil vs Argentina-24.9YesYes
-0.2+0.2+0.2
Uruguay vs USAYesYes-24.9
+0.2+0.2-0.2

What If

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

100100100100100100
If finish:ChanceChance will finish season at seedWooden
TPW-D-Lwins title123456SpoonCount
16-18Yes100No4,386,756,136*
140-0-152.5%5248No3,969,577,612
Total:77.4%7723No8,356,333,748

* Row combines multiple less frequent records.

Games Above .500
Chance Will Win Championship