How are these numbers calculated?

Big Games

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

If winner is:HomeAway
Week of 10/5100.0*Chance in playoffs100.0*Top seed100.0*Average seed
Duffman Shandy vs 1-6 I Like Twix+13.6-13.5
+1.6-1.6
+0.8-0.8
Leon's Deep Sle vs Davy Potters Fa+0.9-1.4
-0.3+0.4
Los Amigos Kidn vs Dances with Tot-1.1+0.6
+0.4-0.2
San Franciscan vs Commando Clowns-0.7+0.8
Ronald Ollie's vs No1 Harsent+0.5-0.2
Liverpool Lemurs vs Shit Shovelers-0.2+0.4

What If

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

100100100100100100100100100100100100
If finish:Chance inTopChance will finish regular season at seed
TWW-Lplayoffsseed123456789101112Count
119-0In88.3%8811031,476
108-1In50.75141800250,078
97-2In10.31038381210945,323
86-399.9%0.2052543233002,061,101
75-487.4No0110383912102,856,199
64-518.7No021741328102,604,949
53-60.1No003214128601,567,772
42-7OutNo007324516600,150
31-8OutNo033166132,638
20-9OutNo049615,322
Total:56.7%2.3%2581215151311864211,065,008
Games Above .500
Chance Will Make Playoffs