How are these numbers calculated?

Big Games

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

If winner is:HomeAway
Week of 9/14100.0*Chance in playoffs100.0*Average seed
South vs Pats-10.7+10.7
-0.9+0.9
If winner is:HomeAway
Week of 9/21100.0*Chance in playoffs100.0*Average seed
Pats vs Virgin+10.6-10.6
+0.9-0.9
South vs Back Door+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
1313-0In1006,373
1212-1In100030,335
1111-2In9730183,261
1010-3In811810670,345
99-4In4143142001,676,858
88-5100.0%524372581003,015,658
77-685.3016203127122004,017,442
66-714.7002122731206104,017,399
55-80.0001825372453,019,419
44-9Out0021443411,675,549
33-10Out011881671,842
22-11Out0397183,122
11-12Out010030,112
00-13Out1006,355
Total:50.0%88888888888819,204,070
Games Above .500
Chance Will Make Playoffs