How are these numbers calculated?

Big Games

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

Week of 6/17100.0*Chance wins title100.0*Super 8100.0*League 1 Shield100.0*Average seed
Barrow 28 North Wales 4 +1.6
-1.6
+0.1
Keighley 45 London 26 +18.0
-18.0
+1.1
York 16 Whitehaven 18 No
+0.5
-0.5
+0.1
Workington 12 Toronto 58 +2.0
-2.0
+0.1
Hemel 20 All Golds 32 -1.6
+1.6
-0.1
Oxford 0 Newcastle 52 -0.2
+0.2
South Wales 24 Coventry 22 +0.2
-0.2
If winner is:HomeDrawAway
Week of 6/24100.0*Chance wins title100.0*Super 8100.0*League 1 Shield100.0*Average seed
Keighley vs York+15.5+2.8-15.7
-15.5-2.8+15.7
+1.1+0.0-1.1
Coventry vs Workington+2.2+0.5-2.2
-2.2-0.5+2.2
+0.1+0.0-0.1
Toronto vs Hunslet+2.1+0.6-2.1
-2.1-0.6+2.1
+0.1+0.0-0.1
Newcastle vs Hemel-1.9-0.6+1.9
+1.9+0.6-1.9
-0.1-0.0+0.1
London vs Barrow-1.5+0.1+1.5
+1.5-0.1-1.5
-0.1-0.0+0.1
North Wales vs South Wales-1.0+0.5+1.0
+1.0-0.5-1.0
-0.1+0.0+0.1
Whitehaven vs Doncaster+0.5-0.4-0.5
-0.5+0.4+0.5
+0.1-0.1-0.1
All Golds vs Oxford-0.3+0.3+0.3
+0.3-0.3-0.3

What If

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

100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seedLeague 1
TPW-D-Lwins titleSuper 812345678910111213141516ShieldCount
204-0-0NoYes12691800No415,922,108
193-1-0NoYes2434780No120,296,752
183-0-1No100.0%25492330000.0%1,658,947,526
2-2-0No100.02449243000.013,087,958
172-1-1No99.932647212000.1360,891,892
1-3-0No99.942945192000.1631,952
162-0-2No95.018303719510005.02,488,399,571
1-2-1No96.00731391840004.026,174,721
0-4-0No97.2063242173002.811,442
151-1-2No66.8005243825710033.2360,874,257
0-3-1No65.400523372681034.6632,424
141-0-3No22.90005183229133077.11,659,013,500
0-2-2No22.2004183330122077.813,088,948
130-1-3No1.600111313718398.4120,322,575
120-0-4No0.10019294020199.9415,944,502
Total:No73.0%11016181612108531027.0%7,654,240,128
Games Above .500
Chance Will Win Championship