How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Thursday100.0*Chance in playoffs100.0*Average seed
GMG 5 HB 4 -0.2
-0.2
If winner is:HomeAway
Friday100.0*Chance in playoffs100.0*Average seed
GMG vs HB-0.1+0.1
-0.2+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
11076-0In100508
9359-17In67333
9258-18In294314147
9157-19In84284212
9056-2091.1%13361131945
8955-2191.5828124281106
8854-2289.8315962100255
8753-2378.911211552010601
8652-2466.3061150294001,287
8551-2548.72838429102,541
8450-2631.005264719205,055
8349-2715.7031343338109,413
8248-286.301530421930016,289
8147-291.601154034101026,915
8046-300.400526412340042,236
7945-310.0001123436142061,966
7844-32Out042139287187,281
7743-33Out01830391930116,974
7642-34Out00216393390146,582
7541-35Out0072842211176,309
7440-36Out0021642364199,561
7339-37Out007334910216,864
7238-38Out002215620223,397
7137-39Out01125632216,468
7036-40Out0064945200,101
6935-41Out024057176,427
6834-42Out013168147,164
6733-43Out002278116,217
6632-44Out0158586,892
6531-45Out0109061,847
6430-46Out069441,848
6329-47Out049626,774
6228-48Out029816,225
6127-49Out1999,413
6026-50Out01005,119
5925-51Out01002,611
5824-52Out01001,229
54-57Out100982*
5319-57Out89213
34-52Out100516*
Total:0.3%00001236101630312,444,053

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs