How are these numbers calculated?

Big Games

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

Week of 10/23100.0*Chance in playoffs100.0*Average seed
Spokane 4 Portland 4 -1.3
-0.1
If winner is:HomeTieAway
Spokane vs Boise+7.7-0.4-7.2
+0.4-0.0-0.3
Victoria vs Anchorage-0.3+0.3+0.2
Tacoma vs Kelowna+0.2+0.2-0.3
Portland vs Kelowna-0.1+0.3-0.1
If winner is:HomeTieAway
Week of 10/31100.0*Chance in playoffs100.0*Average seed
Anchorage vs Spokane-7.8-0.6+7.7
-0.4-0.0+0.3
Anchorage vs Portland+0.2+0.4-0.3
Boise vs Tacoma+0.3*+0.1-0.4
Victoria vs Kelowna-0.1+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 Spokane finish out the regular season.   Explain

100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234567Count
48-58In10010,623*
4721-4-3In10003,062*
4620-4-4In10006,905*
4520-5-3In100014,238*
4419-5-4In99127,445*
4319-6-3In982050,303*
4218-6-4In964088,369*
4118-7-3In9360146,176*
4017-7-4In881100231,340*
3917-8-3In811900348,124*
3816-8-4In702810499,869*
3715-8-5100.0%5740400689,074*
3615-9-4100.04050900907,721*
3514-9-5100.0245519101,143,595*
3414-10-499.9125034400563,623
13-9-699.9125034400820,842*
3313-10-599.5334491300602,362
14-11-399.64374811001,002,065*
3213-11-497.6118522720720,944
12-10-697.2015513030497,332
14-12-297.9120522620563,514*
3112-11-589.3053847100715,677
13-12-391.606414480632,653
11-10-789.6053847100551,445*
3012-12-472.511952262785,198
11-11-668.611652292544,489
13-13-274.5121522420613,024*
2911-12-543.4053847100715,035
12-13-349.507424370636,138
10-11-744.3063846100553,289*
2811-13-422.5012153241725,737
10-12-619.2011852272501,743
12-14-224.8022352221567,492*
2710-13-57.600743436607,592
11-14-39.1009444161,010,879*
2610-14-42.6003295315571,587
9-13-62.6003285316831,340*
259-14-50.7011554301,164,479*
249-15-40.20074746925,432*
238-15-50.0033662704,531*
228-16-40.0012574513,910*
218-17-30.0001684359,422*
207-17-4Out0990238,756*
197-18-3Out0595151,706*
186-18-4Out039791,268*
176-19-3Out19953,018*
165-19-4Out19928,823*
155-20-3Out010014,828*
144-20-4Out01007,239*
2-13Out10013,974*
Total:56.6%1014161716151223,768,230

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs