How are these numbers calculated?

Big Games

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

Week of 11/10100.0*Chance in playoffs100.0*Average seed
miller 93 mason 87 +18.8
+0.9
sucky 54 cheet 94 -2.7
-0.1
kyle 110 luck 72 -1.7
ulrich 69 toth 97 +0.8
eagles 89 schnit 72 -0.8
If winner is:HomeAway
Week of 11/17100.0*Chance in playoffs100.0*Average seed
kyle vs miller-23.4+23.4
-1.0+1.0
sucky vs ulrich+4.3-4.3
+0.2-0.2
schnit vs toth+2.8-2.8
+0.1-0.1
eagles vs mason+2.1-2.2
+0.1-0.1
luck vs cheet+1.2-1.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs12345678910Count
01-215.9%021437351117,497,218
2-191.11184231907,496,440
3-0In3557802,503,858
0-30.1031843352,501,984
Total:52.7%5141717171610519,999,500
Points
Chance Will Make Playoffs