How are these numbers calculated?

Big Games

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

Week of 10/7100.0*Average seed
Azerbaijan 1 Czech Republic 2 +3.8
San Marino 0 Norway 8 -0.2
Austria 3 Serbia 2 -0.1
Liechtenstein 0 Israel 1 -0.1
Switzerland 5 Hungary 2 +0.1
Romania 3 Kazakhstan 1 -0.1
Faroe Islands 0 Latvia 0 +0.1
Republic of Ire 2 Moldova 0 -0.1
Cyprus 1 Greece 2 +0.1
Bulgaria 0 France 1 +0.1
Belarus 1 Netherlands 3 -0.0
Spain 3 Albania 0 +0.0
Week of 10/10100.0*Average seed
Norway 1 N Ireland 0 -0.7
Czech Republic 5 San Marino 0 +0.5
Albania 0 Italy 1 +0.3
Estonia 1 Bosnia-Herzegov 2 -0.2
Hungary 1 Faroe Islands 0 -0.0
Points
Chance Will Make Playoffs