How are these numbers calculated?

Big Games

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

Week of 7/17100.0*Chance in playoffs100.0*Average seed
WhiteSOXwin 159 BS Scotties 153 -11.3
-0.5
PHILLIESWINNING 145 Larz Cards 155 +2.2
Hell Yeah 132 Cubs fan 2 120 +1.3
Entropy 154 SuperMc Scrambl 176 +0.2
+0.0
STL#1 218 hollyashley 165 +0.2
+0.0
If winner is:HomeAway
Week of 7/24100.0*Chance in playoffs100.0*Average seed
Cubs fan 2 vs BS Scotties-8.8+8.8
-0.7+0.7
PHILLIESWINNING vs Entropy-1.8+2.6
Larz Cards vs SuperMc Scrambl-1.8+0.4
-0.1+0.0
Hell Yeah vs WhiteSOXwin+0.9-0.6
hollyashley vs long island yan-0.2+0.3
-0.0+0.1
STL#1 vs uk cubs 2+0.1-0.5
+0.0-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
169-0In094610,932
158-199.5%078220116,747
147-293.004647700578,664
136-361.61348335001,551,108
125-414.61144133101002,528,687
114-50.40072637246002,642,606
103-60.000110303718301,785,118
92-7Out031944322757,249
81-8Out01166320184,222
70-9Out1425721,362
Total:19.6%0614171614121074110,176,695
Games Above .500
Chance Will Make Playoffs