How are these numbers calculated?

Big Games

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

Wednesday, 12/2100.0*Chance in playoffs100.0*Average seed
Homan 8 Sweeting 3 +15.4
+0.7
Jones 5 Homan 6 +15.4
+0.7
Thursday, 12/3100.0*Chance in playoffs100.0*Average seed
Homan 9 Rocque 2 +4.1
+0.2
McDonald 4 Homan 8 +4.0
+0.2
Sweeting 8 Middaugh 4 -1.5
Rocque 5 Jones 7 +1.1
+0.1
Sweeting 8 McDonald 3 +0.3
Fleury 4 Jones 9 +0.2
Middaugh 3 Fleury 4 +0.2
+0.1
If winner is:HomeAway
Friday, 12/4100.0*Chance in playoffs100.0*Average seed
Fleury vs Homan-0.1+0.0
Homan vs Middaugh+0.0-0.1

What If

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

100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567Count
5-6In10091,952,170*
40-2In311851638,458
Total:In1000092,590,628

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs