How are these numbers calculated?

Big Games

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

Friday100.0*Average seed
San Antonio 2 Frisco 5 -0.1
NW Arkansas 5 Arkansas 4 +0.1
If winner is:HomeAway
Saturday100.0*Average seed
San Antonio vs Frisco+0.1-0.1
NW Arkansas vs Arkansas+0.1-0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678Count
3411-0Out07613310,909
3310-1Out12473227,249
329-2Out0271270196,995
318-3Out027712840,992
307-4Out038892,399,574
296-5Out077234,771,685
285-6Out55456,742,608
274-7Out31696,770,834
263-8Out12884,721,963
252-9Out3972,178,476
241-10Out0100598,612
230-11Out10083,590
Total:Out0002445429,343,487
Games Above .500
Chance Will Make Playoffs