How are these numbers calculated?

Big Games

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

If winner is:HomeHome SOAway SOAway
Week of 4/12100.0*Chance in playoffs100.0*Average seed
Melb Mustangs vs Syd Ice Dogs+7.8+1.7-3.0-7.9
+0.4+0.1-0.2-0.4
Newcastle vs Syd Bears-0.0+0.2+0.2-0.0
Melb Ice vs Syd Ice Dogs-0.0+0.2+0.2-0.0
CBR vs Newcastle-0.0+0.2+0.2-0.0
If winner is:HomeHome SOAway SOAway
Week of 4/19100.0*Chance in playoffs100.0*Average seed
Melb Ice vs Melb Mustangs-7.8-2.9+1.9+7.9
-0.4-0.2+0.1+0.4

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTL-OTplayoffs12345678Count
71-84In100206,625*
7022-24-0In100018,651*
6922-14-1In100033,357*
6821-24-1In100056,555*
6721-25-0In100094,009*
6621-15-1In1000155,727*
6520-25-1In1000244,386*
6420-26-0In1000376,320*
6320-16-1In10000577,506*
6219-26-1In9910846,240*
6119-16-2In99101,213,452*
6019-17-1In98201,732,510*
5918-27-1In97302,380,802*
5818-17-2In964003,217,666*
5718-18-1In937004,302,764*
5617-28-1In9010005,575,447*
5517-18-2In8515007,090,068*
5417-19-1100.0%78211008,937,298*
5316-29-1100.0702820010,916,555*
5216-19-2100.0613640013,128,265*
5116-110-1100.0494370015,638,429*
5015-210-1100.037501310018,081,509*
4915-110-299.925522120020,598,271*
4815-111-199.815493140023,217,978*
4714-211-199.4841411010025,448,661*
4614-111-298.2328481920027,498,984*
4513-211-294.7115473250029,400,481*
4413-212-186.4063644131030,548,910*
4313-112-271.2022148263031,342,928*
4212-212-250.00941419031,786,000*
4112-213-128.8032648212031,352,852*
4012-113-213.5011344366030,553,127*
3911-213-25.3005324715129,406,446*
3811-214-11.8002194828327,501,585*
3711-114-20.6001104141825,447,145*
3611-115-10.200431491523,227,105*
3510-215-10.100221522520,597,884*
3410-115-20.000113503718,079,997*
3310-116-10.0007434915,639,649*
329-216-10.0004366113,125,929*
319-116-20.0002287010,919,596*
309-117-10.000121788,936,704*
298-217-1Out0015857,087,242*
288-117-2Out0010905,571,049*
278-118-1Out007934,306,933*
267-218-1Out04963,214,963*
257-118-2Out03972,383,560*
247-119-1Out02981,731,886*
236-219-1Out01991,213,489*
226-119-2Out0199845,945*
216-120-1Out0100577,086*
206-020-2Out0100376,311*
195-120-2Out0100245,425*
185-121-1Out0100155,831*
175-021-2Out010093,871*
164-121-2Out010057,031*
154-122-1Out010033,029*
144-022-2Out010018,106*
0-13Out100206,798*
Total:50.0%1312131212131313597,572,928

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs