How are these numbers calculated?

Big Games

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

Sunday100.0*Average seed
GUI 2 BEL 3 +0.3
If winner is:HomeHome OTHome SOAway SOAway OTAway
Wednesday100.0*Average seed
BRA vs CAR+0.1+0.0+0.0-0.0-0.0-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPWL-OTplayoffs123456789101112Count
89-91In10047,965*
88171-1In100020,899*
87172-0In100072,281*
86162-1In1000161,713*
85152-2In1000402,186*
84153-1In9910755,675*
83143-2In98201,517,315*
82144-1In95502,462,915*
81134-2In91904,151,387*
80135-1In8515005,891,295*
79125-2In7624104,735,243
136-0In7722103,849,867*
78126-1In6732106,734,562
115-3In6037204,054,151*
77116-2In50464009,543,961*
127-0In5740304,243,844*
76117-1In40527009,345,434
106-3In345610006,087,166*
75107-2In245916109,760,768
118-0In305713004,978,147
96-4In196020102,745,243*
74108-1In16582520010,405,980
97-3In1256293007,092,102*
7398-2In749386009,881,942
109-0In951355004,931,096
87-4In444438002,867,879*
7299-1In33746131009,373,404
88-3In23348161006,476,238*
7189-2In12249254008,006,673
910-0In12248254006,316,809*
70810-1In01243369106,830,051
79-3In09403911104,650,806*
69710-2In04294420305,191,777
811-0In05304419304,112,422*
68711-1In011742327006,649,231*
67611-2In008334116104,817,910*
66612-1In03204429403,048,862*
65512-2In011138411001,968,732*
64513-1100.0%004274820001,091,973*
63413-2100.000116493310624,825*
62414-1100.0008424630299,622*
61314-299.803315780149,622*
60315-199.2012062161060,541*
59215-297.701160262025,989*
58216-193.4054939608,564*
57217-085.702384613103,120*
56117-170.6122472540656*
55118-055.81343359208*
54018-132.0824442425
53019-022.802214528438,668
Total:100.0%263321116210000186,487,744

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs