How are these numbers calculated?

Big Games

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

Week of 6/12100.0*Chance in playoffs100.0*Average seed
Iran 0 Nigeria 0 -0.8
-0.0
Argentina 2 Bosnia-Herzegov 1 -0.3
Week of 6/19100.0*Chance in playoffs100.0*Average seed
Nigeria 2 Argentina 3 -40.1
-0.9
Nigeria 1 Bosnia-Herzegov 0 +20.6
+0.4
Bosnia-Herzegov 3 Iran 1 In
+0.1
Argentina 1 Iran 0 +6.7
+0.1
Week of 6/26None

What If

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

100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs1234Count
40-0-0In10023,416,352
Total:In10023,416,352
Points
Chance Will Make Playoffs