How are these numbers calculated?

Big Games

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

Tuesday, 4/3100.0*Chance in playoffs100.0*Average seed
BF 13 HA 18 -3.6
LO 1 QE 0 -1.0
-0.1
LO 24 MEL 13 -0.7
-0.0
If winner is:HomeTieAway
Wednesday, 4/4100.0*Chance in playoffs100.0*Average seed
EC vs OS-10.9-2.0+11.0
-0.5-0.0+0.5
BF vs SAL+1.6-1.5-1.6
BF vs MEL-1.3+0.7+1.3
EC vs SPA-0.1+0.1+0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
165-0-0In12057221133,123
154-0-1100.0%12451221034,965
144-1-095.40424422550659,825
3-0-296.4323462443,755
133-1-181.6033147180138,880
2-0-365.62224234195
123-2-046.30113546801,321,608
2-1-242.20834517010,935
1-0-433.33333333
112-2-112.201263250208,933
1-1-36.9758341360
102-3-03.9044051601,317,816
1-2-21.8024154410,778
0-1-4Out50504
91-3-1Out1967140138,995
0-2-3Out87121175
81-4-0Out551395661,882
0-3-2Out3553843,739
70-4-1Out0285814035,035
60-5-0Out755363132,922
Total:33.4%0124101629279204,813,928
Games Above .500
Chance Will Make Playoffs