How are these numbers calculated?

Big Games

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

Saturday100.0*Average seed
Sacramento 2 Tacoma 3 +0.4
Tucson 2 Albuquerque 5 -0.1
If winner is:HomeAway
Sunday100.0*Average seed
Sacramento vs Tacoma-0.3+0.3
Tucson vs Albuquerque+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
183-0In128531,527,892
172-1In71294,578,156
161-2In31694,575,243
150-3In1001,529,453
Total:In149371312,210,744
Games Above .500
Chance Will Make Playoffs