How are these numbers calculated?

Big Games

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

Week of 10/5100.0*Average seed
Mark 95.9 Jake 90.9 +0.1
Andrew 86.9 Derek 67.8 -0.1
If winner is:HomeAway
Week of 10/12100.0*Average seed
Michael vs Andrew+0.1-0.1
Mark vs Dan+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
138-0In10022,633
127-1In991172,011
116-2In946604,626
105-3In77231,207,979
94-4In50501,511,778
83-5In23771,210,014
72-6In694603,027
61-7In199172,513
50-8In10022,899
Total:In50505,527,480
Games Above .500
Chance Will Make Playoffs