How are these numbers calculated?

Big Games

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

Week of 11/18100.0*Chance in playoffs100.0*Average seed
DAVE 104.2 DEEG 147.2 -2.2
-0.4
TEST 120.9 EDWA 152.2 -0.3
DONF 106.1 HARD 103.5 -0.3
CHIM 108.7 NICK 141.4 +0.2
-0.1
NIEW 103.8 BAXT 68.9 -0.2
MOSS 101.4 PHXS 101.7 -0.1
Week of 11/25100.0*Chance in playoffs100.0*Average seed
DAVE 120.9 PHXS 155.7 -5.5
-0.6
CHIM 135.2 DEEG 168.8 -2.2
DONF 86.1 BAXT 116 +1.2
NIEW 103 EDWA 112.8 +0.2
+0.1
TEST 136 NICK 145.1 -0.1
Week of 12/2100.0*Chance in playoffs100.0*Average seed
HARD 92.4 DAVE 89.1 -11.0
-0.5
NICK 113.9 NIEW 106.8 +3.4
+0.1
If winner is:HomeTieAway
EDWA vs DONF-17.0InIn
-0.4+0.4+0.4
DEEG vs TEST-14.4InIn
-0.4+0.5+0.5

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
80-0-081.0%32491932,773,008
Total:81.0%32491932,773,008
Games Above .500
Chance Will Make Playoffs