How are these numbers calculated?

Big Games

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

Week of 1/16100.0*Chance in playoffs100.0*Average seed
Vasco da Gama 0 Bangu 2 +8.9
+1.2
Nova Iguacu 1 Cabofriense 1 +0.6
+0.1
Botafogo 2 Portuguesa 2 +0.6
+0.1
Madureira 2 Macae 2 +0.6
+0.1
Volta Redonda 0 Flamengo 2 -0.2
-0.0
Boavista 3 Fluminense 1 -0.1
-0.0
If winner is:HomeDrawAway
Bangu vs Volta Redonda+10.5-6.7-13.3
+0.8-0.4-1.1
Flamengo vs Cabofriense-1.2+1.4+0.6
-0.0+0.1-0.0
Boavista vs Macae-1.1+1.3+0.5
-0.0+0.1-0.0
Vasco da Gama vs Nova Iguacu+0.3+0.8-0.7
+0.0+0.1-0.0
Fluminense vs Botafogo+0.2+0.8-0.6
-0.0+0.1-0.0
Portuguesa vs Madureira-0.3+1.0-0.3
-0.0+0.1-0.0
If winner is:HomeDrawAway
Week of 1/23100.0*Chance in playoffs100.0*Average seed
Flamengo vs Bangu-12.2-3.2+15.5
-0.8-0.2+1.1
Bangu vs Nova Iguacu+12.3-5.5-13.0
+0.9-0.3-1.0
Flamengo vs Vasco da Gama-1.4+1.4+1.4
-0.0+0.1+0.0
Botafogo vs Boavista+0.5+1.3-1.2
-0.0+0.1-0.0
Madureira vs Boavista+0.5+1.3-1.2
-0.0+0.1-0.0
Volta Redonda vs Cabofriense+0.3+0.7-0.7
+0.0+0.1-0.0
Fluminense vs Portuguesa+0.2+0.8-0.6
-0.0+0.1-0.0
Nova Iguacu vs Volta Redonda-0.6+0.8+0.3
-0.0+0.1+0.0
Cabofriense vs Vasco da Gama-0.6+0.8+0.3
-0.0+0.1+0.0
Madureira vs Fluminense-0.6+0.8+0.1
-0.0+0.1-0.0
Macae vs Portuguesa-0.3+1.0-0.3
-0.0+0.1-0.0
Macae vs Botafogo-0.3+1.0-0.3
-0.0+0.1-0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs123456789101112Count
3310-0-0In100477,433
319-1-0In10001,316,492
309-0-1In10001,843,312
298-2-0In10003,343,087
288-1-1100.0%99109,353,019
278-0-2100.097306,528,222
7-3-0100.098205,034,591
267-2-1100.09550021,103,312
257-1-299.8891100029,441,313
6-4-099.9928004,967,785
246-3-199.4831710027,733,077
7-0-399.2811810013,660,630
236-2-297.4692830057,950,615
5-5-097.871272003,361,643
226-1-391.65140800053,751,471
5-4-192.4533970023,420,162
215-3-280.934471720065,169,883
6-0-481.435471720020,242,098*
205-2-359.8174331810090,552,978
4-5-159.4164332810013,156,375
195-1-434.76294021400062,822,156
4-4-233.66284021400046,254,190*
184-3-312.7112333615300084,673,888
5-0-514.011335351420017,406,181
3-6-111.31103337163004,928,251
174-2-42.50215353313200088,012,582
3-5-21.9021333341520020,648,340*
164-1-50.20031736311120048,727,608
3-4-30.20031534331320048,639,821*
153-3-40.00031634321220065,706,789
4-0-60.00031837301010011,228,571
2-6-20.0002133335152005,771,009*
143-2-50.000031635321220054,507,393
2-5-3Out0021332351530016,112,366*
132-4-4Out0003153433132027,575,828
3-1-6Out0003173631111026,007,416*
122-3-5Out000318373110130,458,430
3-0-7Out004203929704,941,791
1-6-3Out0021435351312,987,366*
112-2-6Out0005234126521,003,937
1-5-4Out00319403176,230,918*
101-4-5Out00173044188,502,771
2-1-7Out00193343158,503,661*
91-3-6Out0021647359,802,478*
81-2-7Out00638565,550,581*
71-1-8Out00225742,666,832*
60-3-7Out0013861,095,381*
50-2-8Out0694439,029
40-1-9Out0397133,534
30-0-10Out199263,892
Total:37.2%21161311986543211,184,010,488

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs