How are these numbers calculated?

Big Games

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

If winner is:HomeTieAway
Wednesday, 4/10100.0*Average seed
SAL vs MCN+0.1+0.0-0.1
EC vs MCN+0.1+0.0-0.1
If winner is:HomeTieAway
Thursday, 4/11100.0*Average seed
QE vs MCN+0.1+0.0-0.1
MCN vs HA-0.1+0.0+0.1

What If

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

100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011Count
120-0-0In79312,853,932
Total:In79312,853,932
Games Above .500
Chance Will Make Playoffs