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
NIEW 103.8 BAXT 68.9 -16.4
-1.0
TEST 120.9 EDWA 152.2 -2.4
-0.2
DAVE 104.2 DEEG 147.2 -1.6
-0.1
CHIM 108.7 NICK 141.4 +1.6
+0.1
DONF 106.1 HARD 103.5 -1.3
-0.1
MOSS 101.4 PHXS 101.7 -0.2
Week of 11/25100.0*Chance in playoffs100.0*Average seed
DONF 86.1 BAXT 116 +1.2
+0.9
NIEW 103 EDWA 112.8 +1.2
-0.1
CHIM 135.2 DEEG 168.8 -0.5
+0.0
Week of 12/2100.0*Chance in playoffs100.0*Average seed
NICK 113.9 NIEW 106.8 +4.7
+0.2
If winner is:HomeTieAway
BAXT vs MOSS+9.6OutOut
+1.4-1.0-1.4
DEEG vs TESTOutOut+9.6
-0.2-0.2+0.2
EDWA vs DONFOutOut+9.6
+0.0-0.4-0.0
PHXS vs CHIM+0.2+0.1-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
71-0-019.1%19463225,455,770
6.50-0-1Out50504,388
60-1-0Out3051195,464,178
Total:9.6%10231616251010,924,336
Games Above .500
Chance Will Make Playoffs