How are these numbers calculated?

Big Games

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

Week of 8/11100.0*Chance in playoffs100.0*Average seed
Hawthorn 116 North Melbourne 89 +2.0
+0.6
Bulldogs 57 GWS 105 +0.7
Essendon 80 Adelaide 123 +0.6
+0.0
West Coast 100 Carlton 83 -0.2
-0.0
Melbourne 96 St Kilda 72 -0.2
+0.0
Port Adelaide 98 Collingwood 71 +0.1
+0.1
Sydney 143 Fremantle 39 -0.1
+0.0
If winner is:HomeTieAway
Week of 8/18100.0*Chance in playoffs100.0*Average seed
Carlton vs HawthornOut-4.3+2.9
-1.0-0.4+0.7
Gold Coast vs Essendon+4.5-2.4-2.5
+0.2-0.1-0.1
Bulldogs vs Port Adelaide-4.0-1.8+2.5
-0.2-0.1+0.1
Melbourne vs Brisbane-0.8-0.3+5.5
-0.0-0.0+0.2
GWS vs West Coast+1.5-3.4-3.9
+0.1-0.1-0.2
St Kilda vs North Melbourne-0.5-0.2+0.8
-0.2-0.1+0.3
Collingwood vs Geelong-0.2+0.2+0.2

What If

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

100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedWooden
TPW-L-TplayoffsTop 4123456789101112131415161718SpoonCount
462-0-013.5%No1133536142No543,214,894
441-0-10.1No00194149No9,542,956
421-1-0OutNo1245817No813,921,093
0-0-2OutNo1245817No41,855
400-1-1OutNo0570250No7,102,307
380-2-0OutNo23733No299,662,507
Total:4.4%No0411121733221No1,673,485,612
Games Above .500
Chance Will Make Playoffs