How are these numbers calculated?

Big Games

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

Week of 9/9100.0*Chance in playoffs100.0*Promotion Playoff100.0*Average seed
Durham 7 Hamilton 3 -1.4
-1.4
-0.5
Moncton 3 North York 2 -0.9
-0.9
+0.1
Hamilton 4 London 3 +0.7
+0.7
+0.3
North York 6 York 1 +0.2
+0.2
-0.1
Moncton 4 Binbrook 2 -0.2
-0.2
Scarborough 1 Durham 2 +0.2
+0.2
+0.1
York 2 Summerside 6 +0.2
+0.2
+0.1
Binbrook 1 Scarborough 5 -0.1
-0.1
-0.1
If winner is:HomeDrawAway
Week of 9/16100.0*Chance in playoffs100.0*Promotion Playoff100.0*Average seed
Summerside vs Moncton+0.1-0.0-0.1
+0.1-0.0-0.1
Hamilton vs Binbrook+0.1-0.1-0.1
+0.1-0.1-0.1
+0.2-0.3-0.5
York vs Breithaupt-0.1+0.1+0.2
London vs Durham+0.1+0.0-0.1

What If

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

100100100100100100100100100100
If finish:Chance inPromotionChance will finish regular season at seed
TPW-D-LplayoffsPlayoff12345678910Count
685-0-020.3%20.3%20764143,055
664-1-02.42.4275230658,380
643-2-00.00.0034541211,256,635
622-3-0OutNo436461301,153,368
4-0-10.30.30514450945,907
603-1-1OutNo14523143,524,982
1-4-0OutNo0537562509,624
593-0-2OutNo331501602,425,940
582-2-1OutNo117503204,717,659
0-5-0OutNo07791485,615
572-1-2OutNo04375726,277,316
562-0-3OutNo00187572,701,999
1-3-1OutNo01197472,678,321
551-2-2OutNo0779145,123,133
541-1-3OutNo01702804,187,578
0-4-1OutNo0170280536,963
530-3-2OutNo0594101,294,125
1-0-4OutNo0594101,210,231
520-2-3OutNo445601,463,032
510-1-4OutNo28711749,488
500-0-5OutNo19801134,469
Total:0.1%0.1%0513224812041,777,820
Points
Chance Will Make Playoffs