How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 11/13100.0*Chance in playoffs100.0*Average seed
JOHN 91 AlAk 58 In
+0.5
LOY 140 Zach 94 +0.4
TVS 88 SOCK 67 -0.3
Tiny 102 A2 75 -0.3
DrS 46 Liz 65 +0.2
If winner is:HomeAway
Week of 11/20100.0*Chance in playoffs100.0*Average seed
Zach vs JOHN-0.2+0.2
Liz vs LOY-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
113-0In1001,368,093
102-1In83174,095,491
91-2In35654,093,965
80-3In61307101,366,787
Total:In5738410010,924,336
Games Above .500
Chance Will Make Playoffs