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 -4.4
San Marino 0 Norway 8 -0.4
Faroe Islands 0 Latvia 0 +0.1
Gibraltar 0 Estonia 6 -0.1
Liechtenstein 0 Israel 1 -0.1
Austria 3 Serbia 2 -0.1
Cyprus 1 Greece 2 +0.1
Romania 3 Kazakhstan 1 -0.1
Switzerland 5 Hungary 2 +0.1
Italy 1 Macedonia 1 -0.0
Armenia 1 Poland 6 +0.0
Spain 3 Albania 0 +0.0
Week of 10/10100.0*Average seed
Norway 1 N Ireland 0 -0.7
Germany 5 Azerbaijan 1 -0.7
Finland 2 Turkey 2 +0.3
Macedonia 4 Liechtenstein 0 -0.2
Belgium 4 Cyprus 0 +0.1
Estonia 1 Bosnia-Herzegov 2 +0.1
Points
Chance Will Make Playoffs