How are these numbers calculated?

Big Games

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

Week of 10/15100.0*Chance in playoffs100.0*Average seed
Zack 161.67 Stu 150.36 -8.6
-0.8
OB 164.6 Ry 172.54 +0.6
+0.1
Jimmy 136.17 Luke 126.17 -0.4
Trev 110.7 Carson 137.73 +0.3
Thor 147.36 Rob 178.33 +0.3
Eli 156.73 Rich 140.47 +0.1
If winner is:HomeAway
Week of 10/22100.0*Chance in playoffs100.0*Average seed
Stu vs OB+11.6-11.6
+0.9-0.9
Rich vs Carson-0.7+0.7
Trev vs Luke-0.7+0.7
Zack vs Rob-0.6+0.6
Eli vs Ry-0.4+0.4
-0.1+0.1
Thor vs Jimmy+0.4-0.4

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
117-0In955077,441
106-1In742420527,908
95-2In3045213001,577,478
84-399.9%3183730111002,637,487
73-485.5005193329122002,634,259
62-516.7003143032174001,579,058
51-60.1002113036193527,084
40-7Out0218453577,213
Total:76.1%1114151412118653109,637,928
Games Above .500
Chance Will Make Playoffs