How are these numbers calculated?

Big Games

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

Week of 6/15100.0*Chance in playoffs100.0*Average seed
Taiti 1 Nigéria 6 +25.1
+0.7
Nigéria 1 Uruguai 2 -25.0
-0.6
Espanha 10 Taiti 0 +1.6
If winner is:HomeDrawAway
Week of 6/22100.0*Chance in playoffs100.0*Average seed
Nigéria vs Espanha+33.1-1.2-32.5
+0.7-0.3-0.6
Uruguai vs Taiti-26.7-1.2+27.3
-0.3+0.0+0.3

What If

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

100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs1234Count
61-0-094.2%6232622,820,934,098
40-1-059.8604011,171,152,017
30-0-128.62971122,820,863,741
Total:61.1%253639056,812,949,856
Points
Chance Will Make Playoffs

Lottery

Ye of little faith, already thinking about next year. Here are the big games and what ifs for draft seeds.

Big Games

Week of 6/15100.0*Lottery seed
Taiti 1 Nigéria 6 -1.4
Nigéria 1 Uruguai 2 +1.2
Itália 4 Japão 3 +0.1
Brasil 3 México 0 +0.1
Espanha 10 Taiti 0 +0.0
Brasil 3 Japão 0 +0.0
Week of 6/22100.0*Lottery seed
Japão 1 México 2 +0.0
Itália 2 Brasil 4 -0.0
If winner is:HomeDrawAway
Nigéria vs Espanha-1.4+0.5+1.1
Uruguai vs Taiti+0.3-0.0-0.3

What If

100100100100100100100100
If finish:Chance will finish season at seed
TPW-D-L12345678
61-0-0623206
40-1-06040
30-0-102944271
Total:25132328110