How are these numbers calculated?

Big Games

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

Saturday, 1/11100.0*Average seed
WITM 54.5 SS 64.96 +0.3
PF 87.98 FRAT 67.2 -0.2
SF 71.78 BBR 81.42 -0.1
If winner is:HomeAway
Sunday, 1/12100.0*Average seed
FRAT vs SS-0.3+0.3
OW vs PF+0.2-0.2
BBR vs WITM-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedLoser's
TWW-Lplayoffs123456789101112BracketCount
112-0In100No3,858,176
101-1In7525No7,713,368
90-2In224929No3,855,184
Total:In68257No15,426,728
Games Above .500
Chance Will Make Playoffs