How are these numbers calculated?

Big Games

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

Week of 2/9100.0*Chance in playoffs100.0*Major Playoff100.0*Lower Division100.0*Average seed
Nigma 1 OG 2 +13.0
+0.7
-2.8
+0.6
OG 1 Vikin.gg 2 -12.3
-12.8
+0.5
-0.7
[A] 2 Tundra 1 +1.4
-0.1
-0.2
Vikin.gg 0 HCE 2 +1.0
Secret 2 [A] 1 -0.3
-0.1
+0.1
-0.0
Week of 2/16100.0*Chance in playoffs100.0*Major Playoff100.0*Lower Division100.0*Average seed
Liquid 2 OG 1 -49.6
-1.2
Vikin.gg 1 Tundra 2 +10.1
+0.5
Vikin.gg 1 [A] 2 +7.0
No
+0.2
Nigma 2 Tundra 0 -2.7
+0.5
-0.1
Secret 2 HCE 0 No
-0.0
Week of 2/23100.0*Chance in playoffs100.0*Major Playoff100.0*Lower Division100.0*Average seed
Nigma 2 HCE 0 -20.8
-0.3
If winner is:HomeAway
OG vs Secret+59.0Out
+1.2-0.1
Liquid vs [A]Out+2.8
-0.1+0.1

What If

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

100100100100100100100100
If finish:Chance inMajorChance will finish regular season at seedLower
TPW-LplayoffsPlayoff12345678DivisionCount
41-064.1%No6436No9,150,821
30-1OutNo100No106,594,987
Total:5.1%No595No115,745,808
Points
Chance Will Make Playoffs