How are these numbers calculated?

Big Games

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

Week of 2/22100.0*Average seed
MALJ 2 BIRD 8 +0.1
If winner is:HomeAway
Week of 2/29100.0*Average seed
BIRD vs JL87+0.1-0.1
QU vs NUX+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
342-0-0In21794,178,520
30-32In10012,534,616*
Total:In59516,713,136

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs