How are these numbers calculated?

Big Games

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

Wednesday, 4/5100.0*Chance in playoffs100.0*Average seed
LO 20 OS 16 +1.8
If winner is:HomeTieAway
Monday, 4/10100.0*Chance in playoffs100.0*Average seed
RS vs OS+7.8OutOut
+0.3-0.2-0.2
RS vs BF+8.6+5.1-1.4
+0.3+0.2-0.0
BF vs OS+0.8-2.5-3.0
+0.0-0.1-0.1

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456Count
62-0-036.1%365773,499,561
51-0-119.6205328974,005
41-1-06.57207330,068,909
0-0-2Out10052,784
2-3Out10045,131,365*
Total:4.3%4118579,726,624

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs