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

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs123456789101112Count
02-2Out01946453,576,367
1-3Out011892,387,488
3-10.0%00625412532,385,534
4-010.411031361840600,037
0-4Out199598,070
Total:0.7%012481426469,547,496
Points
Chance Will Make Playoffs