How are these numbers calculated?

Big Games

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

Week of 9/25100.0*Chance in playoffs100.0*Average seed
Ethan 85.92 Ryan 92.66 +6.6
+0.7
Sonny 147.54 Greg 108.76 -0.4
Dave 141.12 Matt 86.6 -0.1
-0.1
Aaron 70.4 Taylor 61.48 +0.0
If winner is:HomeAway
Week of 10/2100.0*Chance in playoffs100.0*Average seed
Aaron vs Ryan-5.0+12.1
-0.4+0.9
Josh vs Taylor-0.5+1.1
Matt vs Craig+0.2-0.2
Sonny vs Ethan-0.1+0.2
+0.0-0.1
Dave vs Greg-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
1110-0In9733,129
109-1In65323021,512
98-2In184530700131,859
87-399.8%110293620400469,059
76-477.3002122934194001,088,844
65-514.9002133134173001,707,968
54-60.20031736321111,836,458
43-7Out0183344141,333,888
32-8Out0064252627,942
21-9Out001387171,784
10-10Out010022,382
Total:23.3%123468111314151497,414,825
Games Above .500
Chance Will Make Playoffs