How are these numbers calculated?

Big Games

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

Week of 8/20100.0*Chance in playoffs100.0*Average seed
Sea Eagles 16 Eels 20 -17.1
-0.7
Dragons 19 Panthers 12 -5.7
-0.1
Rabbitohs 18 Bulldogs 32 -5.6
-0.1
Storm 6 Knights 20 +2.1
Sharks 40 Tigers 18 -0.9
-0.0
Warriors 16 Cowboys 50 +0.4
+0.1
Titans 28 Raiders 12 +0.2
+0.1
Week of 8/27100.0*Chance in playoffs100.0*Average seed
Sea Eagles 10 Roosters 46 -8.2
-0.3
Titans 28 Dragons 26 +1.7
Eels 28 Sharks 35 +0.2
Tigers 50 Warriors 16 +0.2
Week of 9/3100.0*Chance in playoffs100.0*Average seed
Dragons 32 Tigers 30 Out
-0.0
If winner is:HomeDrawAway
Eels vs Raiders+0.2+0.4-0.4
Sharks vs Sea Eagles-0.2+0.4+0.4
Bulldogs vs Warriors+0.0+0.0-0.1

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedWooden
TPW-D-Lplayoffs12345678910111213141516SpoonCount
69-70Out100No1,772,619,403*
680-0-1Out48503No4,445,626,853
Total:Out63352No6,218,246,256

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs