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*Chance in playoffs100.0*Average seed
EC vs MCNOut*+0.0+2.4
-0.1+0.1+0.0
SAL vs EC+0.7-1.3Out
+0.0+0.0-0.1
If winner is:HomeTieAway
Thursday, 4/11100.0*Chance in playoffs100.0*Average seed
MCN vs HAOut+45.6+50.7
-0.1+0.5+0.6
QE vs HAOut-0.3+2.0
-0.2-0.0+0.0
QE vs MCN-0.2+0.0+0.0
MEL vs VR+0.0-0.1-0.2

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567891011Count
82-0-072.9%369274,311,579
71-0-168.869311,045,841
61-1-0Out10031,273,156*
50-1-1Out9281,199,479
40-2-0Out871127,163,751
Total:8.6%08892044,993,806

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs