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
Winnipeg 3 Windsor 0 -5.8
-5.8
-0.0
Winnipeg 6 Hans Island 1 -4.3
-4.3
-0.1
Windsor 0 Regina 0 -2.1
-2.1
-0.0
Regina 2 Red Deer 2 -0.6
-0.6
-0.0
Medicine Hat 0 Nanaimo 0 +0.1
+0.1
If winner is:HomeDrawAway
Week of 9/16100.0*Chance in playoffs100.0*Promotion Playoff100.0*Average seed
Regina vs Espanola+10.1-8.6-17.4
+10.1-8.6-17.4
+0.1-0.1-0.3
Red Deer vs Winnipeg+11.6+2.0-14.5
+11.6+2.0-14.5
+0.1+0.0-0.1
Windsor vs Expat FC-0.8+0.4+0.6
-0.8+0.4+0.6
-0.1+0.0+0.0

What If

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

100100100100100100100100100100
If finish:Chance inPromotionChance will finish regular season at seed
TPW-D-LplayoffsPlayoff12345678910Count
755-0-0InYes2377540,739
734-1-0InYes7931,884,255
713-2-094.8%94.8%19452,639,000
692-3-073.273.20732701,824,168
671-4-039.739.740583622,453
650-5-013.213.2137314084,243
634-0-192.992.939071,966,435
613-1-178.078.00782205,397,264
603-0-253.553.50534602,676,861
592-2-149.449.4495015,493,375
582-1-227.727.7286935,356,998
571-3-120.420.4207462,455,557
2-0-312.212.2128261,694,893
561-2-28.28.28771503,535,210
551-1-32.52.53742302,200,513
0-4-14.14.1473230407,875
540-3-21.01.0161371769,415
530-2-30.10.10455240706,407
441-0-40.40.4063351498,237
420-1-40.00.0029611000315,817
410-0-5OutNo1358262064,905
Total:46.8%46.8%14646700041,134,620
Points
Chance Will Make Playoffs