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
deeznutz 54 dixienormous 86 Out
mudslingers 82 hotchubbtimemachine 67 -0.1
Week of 12/1100.0*Chance in playoffs100.0*Average seed
joplinjoe 129 deeznutz 50 -0.9
twodogs 110 smokenhoes 47 -0.5
hotchubbtimemachine 74 snowballschance 89 -0.3
dixienormous 75 milehighmagic 84 -0.1
triplec 112 mudslingers 61 +0.1
If winner is:HomeAway
Week of 12/8100.0*Chance in playoffs100.0*Average seed
twodogs vs deeznutz-0.1+0.3
hotchubbtimemachine vs joplinjoe+0.1-0.0
pistolshrimp vs snowballschance+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
41-0Out4346219,392,993
30-1Out10039,751,199
Total:Out1118859,144,192
Games Above .500
Chance Will Make Playoffs