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 +0.2
Tucson 2 Albuquerque 5 -0.1
If winner is:HomeAway
Sunday100.0*Average seed
Sacramento vs Tacoma-0.3+0.2
Tucson vs Albuquerque+0.3-0.1

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
183-0In0782210,133,145
172-1In346617,828,330
161-2In89210,464,341
150-3In1002,065,568
Total:In03758540,491,384
Games Above .500
Chance Will Make Playoffs