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 2/23100.0*Chance in playoffs100.0*Major Playoff100.0*Demoted100.0*Average seed
LBZS vs iG-2.3+0.1
-13.3+0.5
+0.0No
-0.4+0.0
MagMa vs iG-1.5+0.2
-11.0+1.3
+0.0No
-0.3+0.0
PSG.LGD vs iG-0.9+0.2
-7.5+1.9
+0.0No
-0.3+0.1
Aster vs iG-0.2+0.2
-45.3+45.3
+0.0No
-0.5+0.5
Aster vs MagMa+0.0-0.2
-1.3+10.9
-0.0+0.1
EHOME vs Elephant+0.1-0.1
PSG.LGD vs EHOME-0.1+0.1
-0.0+0.1
PSG.LGD vs VG+0.1-0.1
-1.5+0.7
VG vs Aster-0.1+0.0
+6.5-3.5
Elephant vs MagMa-0.0+0.1
VG vs Elephant+0.0-0.1
+0.6-1.3
Aster vs LBZS-0.5+12.5
-0.0+0.1

What If

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

100100100100100100100100
If finish:Chance inMajorChance will finish regular season at seed
TPW-LplayoffsPlayoff12345678DemotedCount
74-0InYes100No398,847,639
63-1In35.8%36613No560,632,113
52-2In2.8370271No179,498,504
41-389.6%0.0094734100No17,900,743
30-421.5No1205719202.5%820,617
Total:99.8%52.2%52406100000.0%1,157,699,616
Points
Chance Will Make Playoffs