How are these numbers calculated?

Big Games

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

Friday100.0*Chance in playoffs100.0*Average seed
Corpus Christi 8 Midland 5 -3.3
-0.3
San Antonio 2 Frisco 5 -3.2
NW Arkansas 5 Arkansas 4 -0.1
If winner is:HomeAway
Saturday100.0*Chance in playoffs100.0*Average seed
Corpus Christi vs Midland-2.2+2.2
-0.3+0.3
San Antonio vs Frisco+2.1-2.1
NW Arkansas vs Arkansas-0.1+0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678Count
4211-0In99121,904
4110-198.3%9442148,881
409-275.56412240737,146
398-331.7191367202,204,548
387-45.3247717004,406,075
376-50.2004747606,162,375
365-6Out16522936,161,355
354-7Out22753184,399,359
343-8Out07464702,205,055
332-9Out01217810735,652
321-10Out0385120147,997
310-11Out04947422,108
Total:6.1%42333021100027,352,455
Games Above .500  (Full Screen)
Chance Will Make Playoffs  (Full Screen)