How are these numbers calculated?

Big Games

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

Saturday, 3/12100.0*Chance in playoffs100.0*Average seed
Mariners 2 Dragons 9 -24.6
-0.6
Leafs 5 OCHC2 1 +0.3
+0.0
If winner is:HomeHome OTHome SOAway SOAway OTAway
Sunday, 3/13100.0*Chance in playoffs100.0*Average seed
Leafs vs Mariners-23.9-17.2-17.1+14.0+14.0+24.7
-0.4-0.3-0.3+0.1+0.1+0.5
OCHC2 vs Mariners-23.2-15.0-15.0+18.9+18.9+22.2
-0.7-0.3-0.3+0.5+0.5+0.7
Dragons vs OCHC2-1.8-4.9-4.9-0.2*-0.1+3.1
-0.0-0.1-0.1+0.0+0.0+0.0
Dragons vs Leafs+3.9+1.9+1.8-2.6-2.8-3.7
+0.1-0.1-0.1-0.1-0.1-0.0

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100
If finish:Chance inChance will finish regular season at seed
TPWL-OTplayoffs1234Count
420-088.2%2465122,409,712
310-118.118748963,576
211-03.2352453,853,828
00-2Out10096,030
0-1Out1002,314,790*
Total:25.1%61931449,637,936

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs