How are these numbers calculated?

Big Games

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

Week of 9/17100.0*Chance in playoffs100.0*Average seed
ItHa 90 JUta 77.7 +10.7
+0.7
Capt 127.92 Caju 87.16 +0.1
Fair 43.24 IGra 92.2 +0.1
If winner is:HomeAway
Week of 9/24100.0*Chance in playoffs100.0*Average seed
ItHa vs Sith+10.9-10.9
+0.7-0.7
Fair vs Drea-0.3+0.3
JUta vs IGra+0.3-0.3

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
1412-0In1004,819
1311-1In100028,406
1210-2In991155,141
119-3In9370516,089
108-4100.0%68293001,165,782
97-599.72346265001,861,992
86-680.71113236173002,171,635
75-713.000211303518301,863,738
64-80.1011131371721,164,348
53-9Out003214630516,819
42-10Out022573155,934
31-11Out069428,513
20-12Out01004,724
Total:59.4%2015131110976539,637,940
Games Above .500
Chance Will Make Playoffs