How are these numbers calculated?

Big Games

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

Week of 10/2100.0*Chance in playoffs100.0*Average seed
Gerrett 80.4 Germ 107.8 +3.0
+0.3
Hribar 75 Steve 137 -1.1
-0.1
Beck/Cottington 76.2 Haines 120 -0.5
-0.1
Tyler 84 Phillips 61 +0.1
If winner is:HomeAway
Week of 10/9100.0*Chance in playoffs100.0*Average seed
Germ vs Haines+5.5-5.5
+0.5-0.5
Steve vs Phillips-0.5+1.8
-0.1+0.3
Tyler vs Beck/Cottington-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
129-098.8%61351110000000178,868
118-190.9433055433221111,184,261
107-276.421161211976543323,470,691
96-362.455151412119876535,778,182
85-452.21113141312111098756,027,639
74-543.500101111111111109974,088,334
63-635.30889101111111111101,805,279
52-727.76679101112131314501,883
41-820.754578101214161979,676
30-98.42123446896010,171
Total:57.2%761212111098876523,124,984
Games Above .500
Chance Will Make Playoffs