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*Chance in playoffs100.0*Qualify chance incl. playoff100.0*Average seed
Bosnia 3 Belgium 4 +2.1
+0.1
Cyprus 1 Greece 2 -1.6
-0.1
Sweden 8 Luxembourg 0 -0.3
-0.1
Belarus 1 Netherlands 3 -0.3
-0.0
Bulgaria 0 France 1 -0.1
-0.1
Week of 10/8100.0*Chance in playoffs100.0*Qualify chance incl. playoff100.0*Average seed
Serbia 1 Georgia 0 Out
-10.8
-1.0
Wales 0 Ireland 1 Out
No
-6.5
Slovakia 3 Malta 0 -1.8
-0.1
Slovenia 2 Scotland 2 +0.9
+0.0
Estonia 1 Bosnia 2 -0.5
Netherlands 2 Sweden 0 -0.4
Norway 1 Northern Ireland 0 +0.2
Poland 4 Montenegro 2 +0.1
Iceland 2 Kosovo 0 -0.1
Albania 0 Italy 1 -0.0
Denmark 1 Romania 1 +0.0
Points
Chance Will Make Playoffs