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
Faroe Islands 0 Latvia 0 -0.9
Switzerland 5 Hungary 2 +0.3
Austria 3 Serbia 2 -0.1
Liechtenstein 0 Israel 1 -0.1
Azerbaijan 1 Czech Republic 2 +0.1
Cyprus 1 Greece 2 +0.1
Romania 3 Kazakhstan 1 -0.1
Gibraltar 0 Estonia 6 -0.1
Italy 1 Macedonia 1 -0.1
Andorra 0 Portugal 2 +0.0
San Marino 0 Norway 8 -0.0
Week of 10/10100.0*Average seed
Hungary 1 Faroe Islands 0 -0.9
Points
Chance Will Make Playoffs