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*Wooden Spoon100.0*Average seed
Sea Eagles 16 Eels 20 +1.5
-5.2
+1.0
Dragons 19 Panthers 12 -1.0
-0.7
+0.1
Rabbitohs 18 Bulldogs 32 -0.5
Warriors 16 Cowboys 50 +0.2
-0.1
+0.1
Sharks 40 Tigers 18 -1.5
+0.1
Titans 28 Raiders 12 +1.4
Storm 6 Knights 20 +0.5
-0.1
Week of 8/27100.0*Chance in playoffs100.0*Wooden Spoon100.0*Average seed
Eels 28 Sharks 35 Out
+1.4
-1.1
Sea Eagles 10 Roosters 46 +0.9
+0.1
Raiders 34 Panthers 18 No
+0.2
Tigers 50 Warriors 16 +1.0
+0.1
Knights 18 Bulldogs 20 -0.7
+0.2
Titans 28 Dragons 26 +0.5
-0.2
Week of 9/3100.0*Chance in playoffs100.0*Wooden Spoon100.0*Average seed
Cowboys 38 Titans 12 +0.3
Dragons 32 Tigers 30 +0.2
Panthers 30 Knights 12 -0.0
If winner is:HomeDrawAway
Eels vs Raiders+1.5-0.1-1.5
Bulldogs vs Warriors+0.3-0.1-0.3
Sharks vs Sea Eagles+0.1-0.1-0.1

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedWooden
TPW-D-Lplayoffs12345678910111213141516SpoonCount
681-0-0Out216316No1,012,415,885
670-1-0Out5050No20,448,202
660-0-1Out295318No1,012,441,465
Total:Out1031815269No2,045,305,552
Games Above .500
Chance Will Make Playoffs