How are these numbers calculated?

Big Games

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

Week of 11/10100.0*Chance in playoffs100.0*Average seed
tot 99 dav 116 -1.8
-0.6
war 93.5 wel 84.5 +0.4
con 109 mcn 62 +0.3
she 90.5 pin 83.5 +0.3
-0.1
thi 115 sco 92.5 +0.1
+0.1
If winner is:HomeAway
Week of 11/17100.0*Chance in playoffs100.0*Average seed
pin vs tot-0.7+0.7
-0.4+0.5
wel vs she-0.3+0.3
+0.1-0.1
mcn vs war-0.3+0.3
arn vs thi-0.2+0.1
-0.1+0.1
dav vs tai-0.1+0.1
-0.1+0.1
sco vs con-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs123456789101112Count
02-2Out0223581711,147,008
1-3Out035658,126,112
3-10.0%011033411416,791,255
0-4Out7932,229,079
4-012.7112313517401,555,010
Total:0.7%0124918353129,848,464
Points
Chance Will Make Playoffs