How are these numbers calculated?

Big Games

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

Week of 2/10100.0*Chance in playoffs100.0*Major Playoff100.0*Demoted100.0*Average seed
EGB 2 SG 0 +16.2
+0.5
+0.2
NoPing 1 TP 2 +15.7
-5.3
+0.7
DEF 0 UNK 2 -1.3
-0.2
INF 1 NoPing 2 +0.8
-0.5
+0.1
bc 2 INF 0 +0.6
-0.3
+0.0
Week of 2/17100.0*Chance in playoffs100.0*Major Playoff100.0*Demoted100.0*Average seed
EGB 0 TP 2 +24.3
No
+0.5
UNK 0 NoPing 2 +7.6
+0.3
+0.2
UNK 1 SG 2 -2.4
+0.2
NoPing 2 bc 0 -0.5
+0.1
If winner is:HomeAway
Week of 2/24100.0*Chance in playoffs100.0*Major Playoff100.0*Demoted100.0*Average seed
TP vs DEF+4.2-26.4
+0.1No
+0.0-0.3
bc vs SGIn-13.9
No+1.2
+0.1-0.1

What If

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

100100100100100100100100
If finish:Chance inMajorChance will finish regular season at seed
TPW-LplayoffsPlayoff12345678DemotedCount
51-097.2%0.7%1973No128,533,780,705
40-166.7No6733No20,315,328,239
Total:93.1%0.6%1927No148,849,108,944
Points
Chance Will Make Playoffs