How are these numbers calculated?

Big Games

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

Week of 3/13100.0*Chance in playoffs100.0*Wooden Spoon100.0*Average seed
St Kilda 42 Richmond 3 Out
Geelong 20 North Melbourne 66 -2.1
Adelaide 21 GWS 26 -3.6
West Coast 8 Gold Coast 33 +2.7
If winner is:HomeTieAway
Week of 3/20100.0*Chance in playoffs100.0*Wooden Spoon100.0*Average seed
Richmond vs Brisbane-8.7YesYes
Gold Coast vs Adelaide-5.2+5.1+5.1
GWS vs Geelong-2.3+2.3+2.3

What If

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

If finish:Chance inChance will finish regular season at seedWooden

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs