How are these numbers calculated?

Big Games

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

If winner is:HomeAway
Week of 4/26100.0*Chance in playoffs100.0*Promoted100.0*Average seed
Windies III vs West Van VII+9.0-9.0
+5.9-5.9
+0.6-0.6
West Van VI vs Brn Windies I-0.1+0.1
-0.2+0.2
Ind-Can II vs WC Tamils IV+0.1-0.1
If winner is:HomeAway
Week of 5/3100.0*Chance in playoffs100.0*Promoted100.0*Average seed
Windies III vs West Van VI+8.5-8.5
+5.5-5.5
+0.5-0.5
West Van VII vs WC Tamils IV+0.1-0.1
-0.1+0.1
Brn Windies I vs Ind-Can II+0.1-0.1

What If

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

100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-LplayoffsPromoted123456789Count
68-72InYes1009,565*
6416-2InYes100015,993
6015-3InYes99184,663
5614-4In100.0%9460319,574
5213-5In99.0772210890,587
4812-6100.0%87.6404812101,928,484
4411-798.841.363543141003,302,946
4010-867.42.1022045285004,541,271
369-95.90.0006314418105,045,988
328-100.0No00216443354,548,028
287-11OutNo011348373,297,910
246-12OutNo0124751,930,761
205-13OutNo0793891,606
164-14OutNo199317,432
123-15OutNo010085,250
82-16OutNo010015,868
0-4OutNo1009,560*
Total:36.2%16.4%891010111212141527,235,486

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs