How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Chance in playoffs100.0*Average seed
dav 105 tai 67.5 -13.2
-0.7
wel 61 she 80.5 +3.1
+0.1
mcn 118 war 81 -3.0
-0.1
pin 126.5 tot 101 -1.3
-0.1
arn 58 thi 86.5 +1.1
sco 129.5 con 127.5 -0.1
+0.1
If winner is:HomeAway
Week of 11/24100.0*Chance in playoffs100.0*Average seed
pin vs tai-16.8+18.3
-0.8+0.9
wel vs tot-4.4+5.0
-0.1+0.1
dav vs thi-4.6+4.2
-0.1+0.1
mcn vs she-2.5+3.1
-0.1+0.1
sco vs war-1.4+1.3
arn vs con-0.2+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs123456789101112Count
01-237.3%063140203017,700,178
2-197.8032547222016,384,715
0-30.811036401206,379,263
3-0In114424035,062,308
Total:60.9%026132020181372045,526,464
Points
Chance Will Make Playoffs