How are these numbers calculated?

Big Games

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

Week of 11/24100.0*Chance in playoffs100.0*Average seed
PJF 71 ZONE 61 -9.1
-0.3
MAND 106 DOWD 115 +4.9
+0.1
MOSS 95 GORD 63 +2.5
HOOS 93 SYPH 71 +1.3
RARE 56 Flex 66 -0.6
RG3 49 JAND 100 +0.3
Week of 12/1100.0*Chance in playoffs100.0*Average seed
ZONE 101 SYPH 91 +19.5
+0.6
MAND 108 MOSS 63 -3.1
DOWD 73 GORD 65 +2.4
+0.1
RG3 77 RARE 41 -2.1
PJF 119 HOOS 157 -1.6
-0.1
If winner is:HomeAway
Week of 12/8100.0*Chance in playoffs100.0*Average seed
GORD vs MANDIn-1.2
SYPH vs PJF-1.1+1.1
-0.2+0.2
HOOS vs ZONE-1.0+1.0
-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
91-099.9%093704,370,860
80-197.8683024,372,628
Total:98.8%0801918,743,488
Games Above .500
Chance Will Make Playoffs