How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Friday, 1/10100.0*Chance in playoffs100.0*Average seed
ROM 66.34 TFU 47.94 +9.6
+1.3
EES 84.08 13M 99.12 -2.1
-0.1
WT 85.9 GK 94.04 +1.4
+0.1
MM 76.98 SOF 80.64 -1.4
-0.1
GBDQ 81.9 GS 61.82 -1.2
COBRA 109.6 JBOB 84.16 +0.8
NF 22.5 NUDE 84.8 -0.2
GR 73.26 BLEH 82.38 -0.2
+0.1
REX 48.98 DM 63.88 -0.1
+0.2
SS 39 BLOB 93.56 -0.1
Saturday, 1/11100.0*Chance in playoffs100.0*Average seed
GS 58 ROM 56.6 -12.6
-0.8
BLOB 58.78 SOF 78.6 -4.0
-0.1
13M 81.88 NF 34.12 -3.2
-0.1
BLEH 63.52 MM 69.82 -1.7
JBOB 97.88 GBDQ 59.66 -1.5
TFU 95.8 WT 87.62 +1.1
+0.2
GK 68.38 SS 75.6 -0.8
COBRA 70.62 DM 116.8 +0.8
If winner is:HomeAway
Sunday, 1/12100.0*Chance in playoffs100.0*Average seed
ROM vs JBOB+0.9-0.9
SS vs TFU+0.2-0.2
COBRA vs GBDQ+0.1-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314151617181920Count
51-0Out2367104,498,305
40-1Out5038124,496,415
Total:Out1133301968,994,720
Games Above .500
Chance Will Make Playoffs