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
Josh 103.88 Justin 76.68 +12.8
+0.8
Sonny 147.54 Greg 108.76 -0.9
Ethan 85.92 Ryan 92.66 +0.9
Dave 141.12 Matt 86.6 -0.1
Ricky 62.84 Craig 112.52 -0.1
If winner is:HomeAway
Week of 10/2100.0*Chance in playoffs100.0*Average seed
Josh vs Taylor+5.2-12.7
+0.4-1.0
Aaron vs Ryan+0.4-0.9
Ricky vs Justin-0.4+0.4
Matt vs Craig+0.2-0.2
Sonny vs Ethan+0.1-0.2
Dave vs Greg-0.2+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
1210-0In10018,906
119-1In90100147,289
108-2In593830562,766
97-3In1949275001,252,064
86-499.9%1153733122001,802,258
75-587.3004193528112001,752,124
64-622.7004183429122001,169,021
53-70.2004193530111526,944
42-8Out017304518153,846
31-9Out04336326,027
20-10Out04963,580
Total:75.2%1015151412108653217,414,825
Games Above .500
Chance Will Make Playoffs