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
McNichols 126.5 Salsberry 158.8 -7.0
-0.7
Purvis 146.9 Flores 126.2 +0.4
Metheny 79.4 Smith 94.8 +0.3
Lassiter 126.1 S Crouch 115.9 +0.2
If winner is:HomeTieAway
Week of 9/22100.0*Chance in playoffs100.0*Average seed
Lassiter vs McNichols-2.5-0.2+4.2
-0.4+0.0+0.6
S Crouch vs M Crouch-0.0+0.4*+0.0
Purvis vs Metheny+0.1+0.3-0.1
Smith vs Salsberry+0.0+0.3-0.0
Flores vs Lippincott-0.1+0.2+0.1

* 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 McNichols finish out the regular season.   Explain

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
1010-0-0In94607,209
9.59-0-1In811901,419
99-1-0In61363016,337
8-0-2In574120889
8.58-1-1In44487020,235
7-0-3In2251252338
88-2-099.9%185028400119,655
7-1-299.81651294011,042
6-0-493.831648275264
7.57-2-198.8636441410132,150
6-1-390.11134235913,575*
77-3-083.30934401520517,999
6-2-280.7063243172063,948
5-1-418.1117413371741*
6.56-3-149.6011138381210498,242
5-2-312.501123638131017,251
4-1-5Out417442511103*
66-4-08.50183040193001,461,311
5-3-24.10425432440205,800
4-2-4Out11235391112,982*
5.55-4-10.4007304218201,202,457
4-3-30.0007314217247,022
3-2-5Out3214332316
55-5-00.000626422232,821,184
4-4-20.00032044294411,262
3-3-4Out021947326,480
2-2-6Out366428
4.54-5-10.000073345151,931,835
3-4-3Out0113473974,893
2-3-5Out12178524
44-6-0Out0011144433,761,934
3-5-2Out0074151526,782
2-4-4Out0117827,754*
3.53-6-1Out00229692,052,796
2-5-3Out0138671,628
1-4-5Out397420*
33-7-0Out00012873,426,191
2-6-2Out0991419,935
1-5-4Out1994,868*
2.52-7-1Out04961,399,589
1-6-3Out19938,296
0-5-5Out100121
22-8-0Out01992,042,614
1-7-2Out199190,280
0-6-4Out1001,307
1.51-8-1Out0100553,596
0-7-3Out1008,476
11-9-0Out0100716,243
0-8-2Out10037,874
0-0.5Out100216,625*
Total:4.7%011235711194925,054,620

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs