How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Sunday100.0*Average seed
Edi 4 Dun 3 -0.3
Cov 4 Bra 2 +0.1
Not 1 Bel 3 +0.1
If winner is:HomeAway
Wednesday100.0*Average seed
Hul vs Bra+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
3412-0In1008,741
3311-1In100051,513
3210-2In991283,953
319-3In9550943,813
308-4In8218002,124,720
297-5In5741203,397,986
286-6In245817103,966,068
275-7In3364614103,398,633
264-8In05324616102,123,771
253-9100.0%0326482120943,575
242-1098.8022148281284,099
231-1185.30122621551,912
220-1253.8351468,716
Total:99.9%34311710521017,587,500
Games Above .500
Chance Will Make Playoffs