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 -10.9
-1.5
Dirk 6 AK-K 7 -0.8
Nick 2.5 Gobe 10.5 -0.6
Asdf 4 FlyT 9 -0.5
Hyen 7 mikW 6 +0.5
Newc 9.5 What 3.5 -0.3
Pack 7 mikl 6 -0.2
Trib 4 Hoop 9 +0.2
Week of 3/7100.0*Chance in playoffs100.0*Average seed
Pige 7 Hoop 6 +10.1
+1.7
Hyen 6 Flus 7 -0.9
-0.1
Asdf 7.5 Expl 5.5 +0.7
mikl 7.5 What 5.5 -0.2
Trib 8 PDid 5 +0.2
Newc 8.5 FlyT 4.5 -0.1
Gobe 7.5 mikW 5.5 -0.1
-0.1
If winner is:HomeAway
Week of 3/14100.0*Chance in playoffs100.0*Average seed
Pige vs Ryan+8.8-8.8
+1.9-1.9
Newc vs Hoop-1.5+1.5
+0.1-0.1
Pack vs Dirk-1.1+1.1
Asdf vs PDid+0.9-0.9
Expl vs mikl-0.4+0.4
AK-K vs FlyT-0.4+0.4
bige vs mikW-0.3+0.3
Flus vs Gobe-0.3+0.3
+0.1-0.1
Hyen vs Trib+0.1-0.1
Nick vs What+0.1-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011121314151617181920Count
00-1-00.6%0000012469121722197104,821,706
1-0-018.200001269121313121086421004,816,214
Total:9.4%00000135788910101213104009,637,920
Points
Chance Will Make Playoffs