How are these numbers calculated?

Big Games

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

Week of 2/11100.0*Chance in playoffs100.0*Major Playoff100.0*Average seed
ASM.GMB 1 Na`Vi 2 In
+10.6
+0.3
VP 2 TSpirit 1 +2.2
-3.0
Unique 2 NT 0 +0.3
-0.3
Empire 1 Unique 2 -0.2
NT 1 EXTR 2 -0.1
Week of 2/18None
If winner is:HomeAway
Week of 2/25100.0*Chance in playoffs100.0*Major Playoff100.0*Average seed
VP vs Na`ViNo+50.0
-0.5+0.5

What If

Chances based on how well the Na`Vi finish out the regular season.   Explain

100100100100100100100100
If finish:Chance inMajorChance will finish regular season at seed
TPW-LplayoffsPlayoff12345678DemotedCount
61-0In100.0%1000No22,102,212,733
50-1InNo100No22,102,700,915
Total:In50.0%5050No44,204,913,648
Points
Chance Will Make Playoffs