How are these numbers calculated?

Big Games

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

Week of 9/15100.0*Chance in playoffs100.0*Average seed
Kaleb Steinhauer 66 Drew Wills 106 +8.5
+0.7
Jordan Dean 80 Justin Woods 78 +0.5
Grayson Holt 73 Michael Andrusak 93 +0.5
Wes Baldwin 106 Jon Andrusak 90 -0.3
Stephen Crouch 99 Chase Newell 130 -0.1
If winner is:HomeTieAway
Week of 9/22100.0*Chance in playoffs100.0*Average seed
Drew Wills vs Wes Baldwin+11.4-3.3-11.3
+0.7-0.2-0.6
Michael Andrusak vs Jon Andrusak-1.0+0.9+1.4
Justin Woods vs Chase Newell-1.0+0.5+0.7
Grayson Holt vs Stephen Crouch+0.4+0.8-0.4
Kaleb Steinhauer vs Jordan Dean+0.5+0.3-0.5

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
1211-0-0In100048,014
11.510-0-1In99141,706
1110-1-0In9460328,351
9-0-2In946018,814
10.59-1-1In88120293,587
8-0-3In772214,966
109-2-0In7127201,146,388
8-1-2In673120117,855
7-0-4In3850120902
9.58-2-1100.0%5341600920,988
7-1-3100.03250171027,929*
98-3-0100.0305118102,388,284
7-2-2100.023512420328,458*
6-1-498.25314518204,396
8.57-3-199.81245367001,696,254
6-2-396.3323462440068,352*
87-4-097.332646223003,286,142
6-3-293.51164532600526,379
5-2-453.8113403510109,107*
7.56-4-184.207354315102,032,875
5-3-344.70093640141093,064
4-2-53.1323442540829*
76-5-056.60115413491003,137,270
5-4-232.60528442130539,308
4-3-42.6031842307010,483*
6.55-5-116.9011642338001,660,058
4-4-31.30114403591079,620
3-3-5Out172844182737*
65-6-03.90042443254002,118,127
4-5-20.501934411510364,818
3-4-4Out0529432026,927*
5.54-6-10.100323442540929,282
3-5-3Out03234525343,006*
54-7-00.000834421511,014,154
3-6-2Out021745325163,521
2-5-4Out11950302,878*
4.53-7-1Out01939419355,103
2-6-3Out115493514,315*
43-8-0Out03255022336,703
2-7-2Out0011484046,606
1-6-4Out12871602*
3.52-8-1Out07425188,750
1-7-3Out123762,774*
32-9-0Out03316774,246
1-8-2Out117827,660*
2.51-9-1Out0138713,055*
21-10-0Out07939,767
0-9-2Out397551
1.50-10-1Out199827
10-11-0Out1006,632
Total:62.2%131717151210753124,411,420

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs