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
Flus 5.5 Ryan 7.5 +13.5
+1.6
Dirk 6 AK-K 7 -0.9
-0.1
Nick 2.5 Gobe 10.5 -0.7
-0.1
Asdf 4 FlyT 9 -0.7
Hyen 7 mikW 6 +0.6
Newc 9.5 What 3.5 -0.4
Trib 4 Hoop 9 +0.3
Pack 7 mikl 6 -0.2
Pige 5 Expl 8 -0.1
Week of 3/7100.0*Chance in playoffs100.0*Average seed
bige 8.5 Ryan 4.5 -16.5
-1.8
Hyen 6 Flus 7 -1.3
-0.1
Asdf 7.5 Expl 5.5 +1.1
+0.1
Pige 7 Hoop 6 -0.5
mikl 7.5 What 5.5 -0.4
Trib 8 PDid 5 +0.3
Newc 8.5 FlyT 4.5 -0.2
Gobe 7.5 mikW 5.5 -0.2
If winner is:HomeAway
Week of 3/14100.0*Chance in playoffs100.0*Average seed
Pige vs Ryan-19.8+19.8
-2.1+2.1
Newc vs Hoop-2.0+2.0
Pack vs Dirk-1.6+1.6
-0.1+0.1
Asdf vs PDid+1.3-1.3
AK-K vs FlyT-0.7+0.7
Expl vs mikl-0.6+0.6
Flus vs Gobe-0.4+0.4
Hyen vs Trib+0.2-0.2
bige vs mikW-0.2+0.2
Nick vs What+0.1-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011121314151617181920Count
01-0-046.3%0013711131312111087421004,821,706
0-1-06.7000012345710131617146104,816,214
Total:26.5%00014678888910101073009,637,920
Points
Chance Will Make Playoffs