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 -2.0
-0.2
San Antonio 2 Frisco 5 -1.7
Tulsa 1 Springfield 5 -0.1
NW Arkansas 5 Arkansas 4 -0.0
If winner is:HomeAway
Saturday100.0*Chance in playoffs100.0*Average seed
San Antonio vs Frisco+1.3-1.0
Corpus Christi vs Midland-1.1+1.1
-0.3+0.3
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
4211-0In99123,506
4110-192.5%8578159,187
409-245.23411540818,674
398-38.74585602,496,548
387-40.6006731104,996,781
376-50.0003457906,881,861
365-6Out10513636,631,194
354-7Out12459164,484,823
343-8Out06514302,083,112
332-9Out126730634,901
321-10Out059140114,562
310-11Out06237118,338
Total:2.7%2131352480029,343,487
Games Above .500
Chance Will Make Playoffs