How are these numbers calculated?

Big Games

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

Week of 8/9100.0*Chance in playoffs100.0*9th-12th Playoffs100.0*Average seed
Ireland 19 Australia 17 -17.7
+22.7
-1.8
New Zealand 121 Hong Kong 0 -0.6
-0.6
+0.0
Ireland 24 Japan 14 -0.6
-0.5
-0.1
Canada 15 Wales 0 -0.6
-0.8
+0.1
United States 43 Spain 0 -0.4
-0.5
+0.0
England 56 Italy 13 -0.4
-0.6
+0.1
Canada 98 Hong Kong 0 -0.3
-0.7
France 72 Japan 14 -0.1
If winner is:HomeDrawAway
France vs AustraliaOutOut+9.3
+25.0+23.7No
-1.4-1.2+1.5
If winner is:HomeDrawAway
Week of 8/17100.0*Chance in playoffs100.0*9th-12th Playoffs100.0*Average seed
Australia vs Japan+9.4OutOut
No+22.6+25.0
+1.3-0.6-1.3
Ireland vs FranceOutOut+9.3
-0.1-0.3+0.1
Italy vs Spain+0.0-0.2+0.0
Wales vs Hong Kong+0.0-0.2+0.0
Canada vs New Zealand-0.1-0.1+0.1

What If

Chances based on how well the Australia finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed9th-12th
TPW-D-Lplayoffs123456789101112PlayoffsCount
82-0-037.3%372735No3,452,022
61-1-0Out4852No167,969
41-0-1Out1981No6,897,784
0-2-0Out100No2,076
20-1-1Out01504998.9%167,327
00-0-2Out9820Yes3,453,166
Total:9.1%97184001241025.6%14,140,344
Games Above .500
Chance Will Make Playoffs