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 -0.2
If winner is:HomeTieAway
Monday, 4/10100.0*Chance in playoffs100.0*Average seed
RS vs OSInIn-2.1
BF vs OSInIn-2.1
+0.2+0.0-0.2
RS vs BF-2.1InIn
-0.2+0.0+0.2

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456Count
15-16In1001,762,794*
143-1-0In89115,790,625
2-0-2In94624,220
132-1-1In7822912,211
1-0-3In8515834
122-2-0In49518,686,071
1-1-2In505048,155
0-0-4In584212
111-2-1In26731912,954
0-1-3In3664820
101-3-0In873195,787,779
0-2-2In2791924,227
90-3-1In6139305,050
80-4-064.2%1450361,462,192
Total:98.0%49418225,717,944

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs