How are these numbers calculated?

Big Games

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

Week of 10/12100.0*Chance in playoffs100.0*Average seed
Erin 81.12 Brandon 89.38 -13.0
-0.8
Joe 115.1 AJ/Sean 109.38 -1.2
-0.0
Ermali 74.26 Kevin 63.64 -0.3
-0.0
Andrew 121.8 Michael 87.58 -0.3
-0.0
Oscar 89.88 Jonathan 66.58 *+0.1
If winner is:HomeTieAway
Week of 10/19100.0*Chance in playoffs100.0*Average seed
Erin vs Michael+12.7-9.2-12.3
+0.8-0.5-0.8
Joe vs Jonathan*+0.0+2.8-0.2
+0.0+0.2-0.0
Andrew vs AJ/Sean-1.5+1.5+1.4
-0.0+0.1+0.0
Ermali vs Brandon*-0.0+2.7-0.1
+0.0+0.2-0.0
Oscar vs Kevin-0.6+2.1+0.5
-0.0+0.2+0.0

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
118-0-0In982039,034
10.57-0-1In86140011,888
107-1-0In801910289,434
6-0-299.9%49428101,748
9.56-1-1100.04144141082,806
5-0-394.483833166144
96-2-099.93345193001,016,967
5-1-295.1731381950010,093
4-0-4In67333
8.55-2-191.64233926810249,359
4-1-348.211235331630666
85-3-085.72163632122002,032,102
4-2-237.301828372050025,278
3-1-4Out1040371330
7.54-3-126.6005223727810413,992
3-2-31.011134371531,319
74-4-017.400215343314202,538,329
3-3-20.40062840224033,862
2-2-4Out2263829542
6.53-4-10.200421402970414,958
2-3-3Out0216433351,365
1-2-5Out1001
63-5-00.10021437361102,032,203
2-4-2Out01114040725,658
1-3-4Out516453438
5.52-5-1Out007354611248,091
1-4-3Out0124939722
52-6-0Out0042951161,017,432
1-5-2Out08494310,207
0-4-4Out20805
4.51-6-1Out05445083,002
0-5-3Out12475155
41-7-0Out033957290,875
0-6-2Out021781,641
3.50-7-1Out0158511,961
30-8-0Out0118938,930
Total:36.5%6910111213131210410,924,340
Games Above .500
Chance Will Make Playoffs