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*Direct qualify100.0*Average seed
Austria 3 Serbia 2 -11.9
-7.0
-1.9
Georgia 0 Wales 1 -10.0
-5.5
-0.7
Republic of Ire 2 Moldova 0 -7.5
-4.1
-0.5
Bosnia-Herzegov 3 Belgium 4 +0.5
Cyprus 1 Greece 2 -0.3
Sweden 8 Luxembourg 0 -0.2
-0.1
Belarus 1 Netherlands 3 -0.1
Kosovo 0 Ukraine 2 -0.1
Turkey 0 Iceland 3 -0.1
-0.1
Croatia 1 Finland 1 +0.1
England 1 Slovenia 0 -0.2
Armenia 1 Poland 6 -0.2
Bulgaria 0 France 1 -0.1
Week of 10/10100.0*Chance in playoffs100.0*Direct qualify100.0*Average seed
Serbia 1 Georgia 0 In
Yes
+4.5
Wales 0 Republic of Ire 1 -0.4
-0.3
-0.0
Greece 4 Gibraltar 0 -8.4
-0.3
Slovakia 3 Malta 0 -2.0
-0.1
Norway 1 N Ireland 0 +0.1
+0.1
Iceland 2 Kosovo 0 -0.1
-0.3
Slovenia 2 Scotland 2 -0.1
+0.0
Ukraine 0 Croatia 2 *-0.1
-0.0
France 2 Belarus 1 -0.1
Netherlands 2 Sweden 0 +0.1

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

Points
Chance Will Make Playoffs