How are these numbers calculated?

Big Games

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

Week of 2/29100.0*Chance in playoffs100.0*Average seed
Pige 5 Expl 8 +4.7
+0.6
Dirk 6 AK-K 7 -0.3
Nick 2.5 Gobe 10.5 -0.2
Hyen 7 mikW 6 +0.2
Asdf 4 FlyT 9 -0.2
Trib 4 Hoop 9 +0.2
Newc 9.5 What 3.5 -0.2
Flus 5.5 Ryan 7.5 +0.1
Pack 7 mikl 6 -0.1
Week of 3/7100.0*Chance in playoffs100.0*Average seed
Asdf 7.5 Expl 5.5 -7.0
-0.8
Hyen 6 Flus 7 -0.6
mikl 7.5 What 5.5 -0.2
Pige 7 Hoop 6 -0.2
Gobe 7.5 mikW 5.5 -0.1
Trib 8 PDid 5 +0.1
Newc 8.5 FlyT 4.5 -0.1
Pack 8 AK-K 5 +0.1
If winner is:HomeAway
Week of 3/14100.0*Chance in playoffs100.0*Average seed
Expl vs mikl+8.9-9.2
+0.9-0.9
Newc vs Hoop-0.6+0.9
Pack vs Dirk-0.4+0.7
-0.0+0.1
Asdf vs PDid+0.5-0.3
Pige vs Ryan+0.4-0.3
AK-K vs FlyT-0.2+0.2
bige vs mikW-0.2+0.2
Flus vs Gobe-0.1+0.1
Nick vs What+0.1-0.1
+0.1-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011121314151617181920Count
01-0-028.5%0012468899101011108310014,764,058
0-1-010.430001123579111416161030014,149,702
Total:19.7%1001245678911121312620028,913,760
Points
Chance Will Make Playoffs