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 +5.2
+0.4
PG 0 MB 12 +0.3
-0.0
CCP 7 GJ 4 -0.2
+0.0
FF 0 TFD 11 -0.1
+0.0
RC 1 SB 8 -0.0
Week of 2/25100.0*Chance in playoffs100.0*Average seed
FF 4 FZN 7 +4.8
+0.5
SB 7 TFD 4 +0.8
+0.0
BBS 7 MB 2 -0.7
+0.0
PG 5 RC 5 -0.3
IT 1 CCP 10 -0.2
CJ 3 GJ 8 +0.2
-0.0
If winner is:HomeTieAway
Week of 3/4100.0*Chance in playoffs100.0*Average seed
FZN vs TFD+1.9+1.3-2.5
+0.4+0.3-0.6
BBS vs RC-0.5-0.3+1.0
-0.0-0.0+0.1
CCP vs MB-0.6-0.8+0.6
+0.0-0.1-0.0
FF vs GJ-0.3-1.0+0.4
+0.0-0.1-0.0
PG vs SB-0.5-0.3+0.3
+0.1-0.0-0.0
IT vs CJ+0.4-0.1-0.3

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
01-0-098.7%1931211410510048,344,313
0-1-094.3518212018115100038,399,331
0-0-198.11629211511620004,560,556
Total:96.8%132521171383000091,304,200
Points
Chance Will Make Playoffs