How are these numbers calculated?

Big Games

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

Week of 7/13100.0*Chance in playoffs100.0*Average seed
JKI 2 Schweddy 5 -14.9
-1.6
Da Norms 2 Mazel Tov 3 -0.4
Fox 2 Beat 'em 1 -0.4
If winner is:HomeAway
Week of 7/20100.0*Chance in playoffs100.0*Average seed
Recreational vs JKI-8.2+18.4
-0.8+1.8
Da Norms vs 3 Crow+0.3-0.1
Pickle vs Winning!+0.2-0.1
-0.1+0.0
Fox vs Black+0.1-0.1
Vandelay vs ServiceSource+0.2-0.1
-0.1+0.0
Schweddy vs Bad Dude+0.0-0.1
Socks vs Mazel Tov-0.1+0.0

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516Count
66-0In3840183031,974
55-1100.0%21022292411200264,320
44-283.10003920262513300906,739
33-38.700171828251551001,596,640
22-40.000161929271431,536,489
11-5Out002153647771,920
00-6Out694158,476
Total:22.6%0112345689101010119105,266,558
Games Above .500
Chance Will Make Playoffs