How are these numbers calculated?

Big Games

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

If winner is:HomeAway
Wednesday100.0*Chance in playoffs100.0*Average seed
LA Lakers vs Philadelphia+4.0-4.0
+0.4-0.4
If winner is:HomeAway
Thursday100.0*Chance in playoffs100.0*Average seed
Phoenix vs Philadelphia-0.4+0.4

What If

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

100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112131415Count
55-78In100104*
5452-24In991100
5351-25In955236
5250-26In937440
5149-27In88120809
5048-28In7820201,435
4947-29In63325002,357
4846-30In4640111103,853
4745-31In2742235305,650
4644-32In133432118207,816
4543-33100.0%420322017510010,433
4442-3499.91722282314510013,277
4341-3598.401824202415610016,172
4240-3690.502179212517720018,248
4139-3766.10092102025201031019,752
4038-3832.9040281827231241020,039
3937-399.6200261726261561019,430
3836-401.810015152728175118,317
3735-410.20001515293016316,047
3634-420.1000151934301113,260
3533-430.0001726412410,610
3432-44Out0021540437,784
3331-45Out01633605,523
3230-46Out0223743,725
3129-47Out0113862,440
3028-48Out09911,459
2927-49Out0595858
2826-50Out397451
2725-51Out298242
2-26Out100213*
Total:45.6%456856677778889221,080

* 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
LA Lakers vs Philadelphia-0.9+0.9
If winner is:HomeAway
Thursday100.0*Lottery seed
Phoenix vs Philadelphia+0.1-0.1
Oklahoma City vs Brooklyn+0.1-0.1
Cleveland vs Sacramento-0.1+0.1

What If

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L123456789101112131415161718192021222324252627282930
55-78100
5452-249811
5351-259145
5250-268597
5149-2772161200
5048-28562219120
4947-293628293500
4846-301730328110110
4745-31423251821250300
4644-32112112323101008020
4543-3304218141917314350100
4442-34107319171113913150100
4341-35010871751515914260100
4240-36022150941614111527200
4139-370008209316121316115100
4038-3800400208217918191362000
3937-39020002061512202217941000
3836-401001001512202419114100
3735-4100000261321251910310
3634-420000281726261551
3533-4300015142730185
3432-4401414303516
3331-45015204133
3230-4601103554
3129-47032572
3028-48011583
2927-491891
2826-50694
2725-51298
2624-52199
2523-53298
2-24100
Total:222323352333333433344444444445