How are these numbers calculated?

Big Games

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

Wednesday, 6/20100.0*Chance in playoffs100.0*Average seed
Heros 17 Sandbox 5 -0.2
-0.1
Regulators 11 Cucumbers 14 -0.1
Sandbox 1 Soldados 16 -0.1
-0.0
Cucumbers 12 Rose 15 +0.1
If winner is:HomeHome OTHome SOAway SOAway OTAway
Wednesday, 6/27100.0*Chance in playoffs100.0*Average seed
Cucumbers vs Sandbox-0.0Out-0.0-0.0-0.0+0.3
Sandbox vs Mermen+0.2-0.0-0.0-0.0-0.0-0.0

What If

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

100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567Count
88-096.4%14451412,335
77-161.0259345177
66-212.0012443964,465
55-30.2011503962,297
44-4Out11981508,426
33-5Out2982,593,050
0-2Out10031,521,884*
Total:0.0%000019934,702,634

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs