How are these numbers calculated?

Big Games

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

Monday, 4/1100.0*Average seed
SPA 20 MCN 14 +0.8
SPA 28 EG 23 +0.7
SPA 18 MEL 14 +0.7
ABJ 19 SPA 27 +0.7
HA 37 ABJ 11 +0.0
If winner is:HomeTieAway
MCN vs VR+0.2+0.1-0.2
If winner is:HomeTieAway
Monday, 4/8100.0*Average seed
VR vs MEL-0.1+0.1+0.1
VR vs EG-0.1+0.1+0.1
ABJ vs QE+0.1+0.0-0.1
QE vs MCN-0.1+0.0+0.1
EG vs MEL-0.0-0.1+0.0

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678Count
101-0-0In1378813,440,886
90-0-1In11563220180,485
80-1-0In0395373,443,765
Total:In639252737,065,136
Games Above .500
Chance Will Make Playoffs