How are these numbers calculated?

Big Games

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

Wednesday100.0*Chance in playoffs100.0*Average seed
Brooklyn 98 Minnesota 97 -0.1
If winner is:HomeAway
Washington vs New York+1.7-2.1
+0.2-0.2
Miami vs Detroit-0.3+0.3
-0.1+0.1
Philadelphia vs San Antonio-0.2+0.2
ThursdayNone

What If

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

100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112131415Count
60-66In100159*
5938-7In901021
5837-8In762479
5736-9In62363315
5635-10In46477946
5534-11In30521802,629
5433-12In16523026,408
5332-13In741457014,383
5231-14In3275515028,722
5130-15In1155628050,519
5029-16In074845082,473
4928-17In02356210121,708
4827-18In012276100162,851
4726-19In011853100199,972
4625-20100.0%058942000223,552
4524-21100.0028755200226,939
4423-2299.9080485100211,802
4322-2399.007029125100180,598
4221-2494.8058171613510141,505
4120-2582.2440313221430099,988
4019-2658.9300172127132065,364
3918-2733.01800213312870039,188
3817-2814.9100042340202021,055
3716-295.440111383610010,390
3615-301.9203254721204,739
3514-310.301124338701,919
3413-32Out052849171670
3312-33Out11349316210
3211-34Out8334313375
3110-35Out105035520
309-36Out75254
21-29Out100157*
Total:93.9%021167234432100001,899,360

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs

Lottery

Ye of little faith, already thinking about next year. Here are the big games and what ifs for draft seeds.

Big Games

If winner is:HomeAway
Wednesday100.0*Lottery seed
Washington vs New York-0.3+0.4
Miami vs Detroit+0.1-0.1
ThursdayNone

What If

This isn't your lottery pick because it does not factor in ping pong balls.
It's the final seed that gets you the ping pong balls.
The top 16 seeds are wrong, just ignore them for now.

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L123456789101112131415161718192021222324252627282930
6645-0991
6039-6100
5938-7246710
5837-81659204
5736-995226103
5635-1044229187
5534-1112922301710
5433-1201614382832
5332-1307634388700
5231-14322537171500
5130-15101528282710
5029-16007163239600
4928-170026294517100
4827-180122140361000
4726-1900112857211000
4625-20005157422200000
4524-21002681234120000
4423-2202791354511000
4322-23007002378350100
4221-2400580116791125100
4120-25044000331113913410
4019-26300010671520165100
3918-271800022111526197100
3817-281000045202922810
3716-2940117223224810
3615-3020018243523610
3514-3101828371961
3413-32021332321741
3312-33216293019300
3211-343153329119
3110-35102015505
309-36252550
298-37100
210-45199
Total:00023815531122222122110000000000