How are these numbers calculated?

Big Games

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

Week of 6/3100.0*Chance in playoffs100.0*Average seed
ColMustard 546.43 Jaysfan 522.77 -3.3
-1.0
TFOF 398.2 Votto-man 429.87 +0.2
masterkembo 402.6 Balrogs 367.47 +0.1
Rhinos 386.8 Dexfarkin 377.07 -0.1
If winner is:HomeAway
Week of 6/10100.0*Chance in playoffs100.0*Average seed
Balrogs vs Jaysfan-2.3+2.3
-0.9+0.9
Leiden vs LaughingMen+0.1-0.1
Uncle vs Votto-man-0.1+0.1
Goldeyes vs Dexfarkin-0.1+0.1
+0.1-0.1
FootyGooders vs Pikachu+0.1-0.1
-0.1+0.1
BALCO vs Vagabonds+0.1-0.1
ColMustard vs Sabre-0.1+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314151617181920Count
1513-0In403561162666
1412-1In6201643120304,429
1311-298.6%0287153225910026,355
1210-362.10131821292411300095,844
119-46.5000015142426198200238,312
108-50.00000271726251661000432,680
97-6Out001413242920820575,597
86-7Out0003132832194575,553
75-8Out0017254126432,675
64-9Out0063261239,029
53-10Out01138796,194
42-11Out039726,304
31-12Out01004,348
20-13Out100663
Total:3.9%00000112234467810111314142,748,649
Games Above .500
Chance Will Make Playoffs