"...per the brilliant Sports Club Stats"
(thank you Mr. Dater)

How are these numbers calculated?

Big Games

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

Week of 6/5100.0*Chance in playoffs100.0*Average seed
France 45 USA 3 +43.0
+1.6
South Africa 97 USA 0 -19.3
-1.8
South Africa 31 England 24 -1.7
-0.1
New Zealand 14 Australia 10 +0.4
+0.0
Argentina 28 Samoa 16 +0.3
+0.0
Wales 26 Scotland 21 +0.3
+0.0
Ireland 46 Fiji 3 +0.1
+0.0
Argentina 44 Scotland 13 -0.1
Ireland 19 Australia 15 -0.1
New Zealand 59 Fiji 6 -0.1
Wales 42 Samoa 3 -0.1
If winner is:HomeDrawAway
Week of 6/13100.0*Chance in playoffs100.0*Average seed
England vs USA-0.2+1.1+1.6
Australia vs Fiji+0.1-0.1-0.1
Scotland vs Samoa+0.1-0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs123456789101112Count
41-0-0In1001,101,977,654
20-1-0In54451221,558,675
00-0-1In117828,317,327,911
Total:In1416719,640,864,240
Games Above .500
Chance Will Make Playoffs