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*Average seed
bc 2 INF 0 +9.7
+11.9
+0.3
NoPing 1 TP 2 +2.0
+2.9
+0.1
EGB 2 SG 0 +0.1
+11.0
+0.1
DEF 0 UNK 2 -0.1
+0.8
Week of 2/17100.0*Chance in playoffs100.0*Major Playoff100.0*Average seed
UNK 1 SG 2 -2.8
-17.0
-0.2
NoPing 2 bc 0 -1.4
-8.5
-0.1
EGB 0 TP 2 -0.7
+2.0
If winner is:HomeAway
Week of 2/24100.0*Chance in playoffs100.0*Major Playoff100.0*Average seed
bc vs SGIn-5.6
Yes-34.0
+0.4-0.4
TP vs DEF-5.6In
+16.0-16.0
+0.1-0.1

What If

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

100100100100100100100100
If finish:Chance inMajorChance will finish regular season at seed
TPW-LplayoffsPlayoff12345678DemotedCount
61-0InYes100No22,635,076,000
50-188.8%31.9%325711No22,634,976,848
Total:94.4%66.0%66286No45,270,052,848
Points
Chance Will Make Playoffs