How are these numbers calculated?

Big Games

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

Week of 9/20100.0*Chance in playoffs100.0*Average seed
Keegan 184 Jackson 173.1 +8.2
+0.5
VanValin 130.4 Kyle 135.3 -0.4
Weezy 88.5 Paul 126.7 -0.3
If winner is:HomeAway
Week of 9/27100.0*Chance in playoffs100.0*Average seed
Keegan vs Weezy+4.6-11.1
+0.3-0.6
Scout vs VanValin-0.8+1.3
Jackson vs Snider+1.2-0.8
Corey vs Willy+0.8-0.3
+0.1-0.0
Kyle vs Paul-0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs12345678910Count
2611-0In100128,690
2410-1In982900,276
229-2In8614002,971,736
208-3100.0%51417005,788,851
187-499.71343358007,411,441
166-588.8111383911106,529,224
145-639.8007334216204,050,378
124-73.6042344254001,764,704
103-80.001143835111529,764
82-9Out07324517104,655
61-10Out04356012,329
40-11Out02988,172
Total:81.6%2522191595210030,200,220
Games Above .500
Chance Will Make Playoffs