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 1/27100.0*Chance in playoffs100.0*Average seed
Shane vs Marko+3.2-3.2
+0.6-0.6
Josh vs Marko-0.2+0.2
Herman vs Marko-0.2+0.2
Sundip vs Marko-0.2+0.2
Saqlain vs Marko-0.2+0.2
Danny vs Marko+0.1-0.1
-0.1+0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs1234567891011121314Count
115-0-0In124838352,444
104-1-0In195031258,486
93-2-0In326601100518,937
82-3-0100.0%2444211100520,420
71-4-096.0112323416400259,977
60-5-011.2029243424652,719
Total:96.6%0518381886311101,662,983
Games Above .500
Chance Will Make Playoffs