How are these numbers calculated?

Big Games

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

Week of 2/18100.0*Chance in playoffs100.0*Average seed
CJ 2 FZN 7 -7.2
-0.5
PG 0 MB 12 +0.2
+0.0
CCP 7 GJ 4 -0.1
-0.0
FF 0 TFD 11 -0.1
-0.0
IT 3 BBS 7 -0.1
+0.0
Week of 2/25100.0*Chance in playoffs100.0*Average seed
CJ 3 GJ 8 -7.7
-0.5
SB 7 TFD 4 +0.8
+0.0
BBS 7 MB 2 -0.7
-0.0
FF 4 FZN 7 +0.4
PG 5 RC 5 -0.2
-0.1
IT 1 CCP 10 -0.2
+0.0
If winner is:HomeTieAway
Week of 3/4100.0*Chance in playoffs100.0*Average seed
IT vs CJ-8.6+4.4+7.3
-0.8+0.5+0.6
BBS vs RC-0.8-0.5+1.6
-0.0-0.1+0.0
CCP vs MB-1.1-1.1+1.0
FZN vs TFD+0.9-1.0-1.0
+0.1-0.1-0.1
FF vs GJ-0.6-1.3+0.6
PG vs SB-0.8-0.5+0.5
-0.1-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
01-0-020.1%001361013152227245,764,711
0-1-04.10001359193822240,974,469
0-0-117.2012591315223034,565,020
Total:12.8%0002471013213211191,304,200
Points
Chance Will Make Playoffs