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
Josh vs Marko+16.0-14.6
+0.8-0.7
Herman vs Marko-2.4+2.1
-0.1+0.1
Sundip vs Marko-1.4+1.5
-0.1+0.1
Saqlain vs Marko-1.5+1.2
-0.1+0.1
Christian vs Marko+1.4-0.2
+0.1-0.0
Shane vs Marko+0.4-0.7
Danny vs Marko+0.3-0.9

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs1234567891011121314Count
11.56-0-0In032657131121,091
10.55-1-0In0223551820134,203
9.54-2-098.2%115383312200367,043
8.53-3-063.605223727810534,763
7.52-4-04.7042038298438,321
6.51-5-00.30052346242192,765
5.50-6-00.51195334335,554
Total:50.9%0028111415141514501,723,740
Games Above .500
Chance Will Make Playoffs