How are these numbers calculated?

Big Games

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

Week of 7/11100.0*Chance in playoffs100.0*First100.0*Relegated100.0*Average seed
Free 83 Half 47 -18.4
-5.2
+12.5
-0.6
Magic 59 C3 61 -2.6
+1.3
+4.0
Crew 70 Melo 43 +2.5
-1.3
-3.1
If winner is:HomeTieAway
Week of 7/18100.0*Chance in playoffs100.0*First100.0*Relegated100.0*Average seed
Half vs C3+20.9-2.3-20.9
+1.8-1.1-1.7
-20.0-0.9+20.0
+0.6-0.1-0.6
Melo vs Free-1.7-0.6+1.7
+0.6-0.1-0.6
+6.2+1.6-6.2
-0.1-0.0+0.1
Crew vs Magic+1.3-0.8-1.3
-1.0+0.2+1.0
-0.8*+0.3+0.8

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-TplayoffsFirst123456RelegatedCount
4.54-0-0In28.0%285913No1,746,187
43-0-199.9%4.14394980No69,784
3.53-1-095.60.00544474No6,920,186
2-0-291.2No540469No1,043
32-1-153.3No07464343.9%209,173
1-0-342.9No4357No7
2.52-2-015.3No015602524.610,385,721
1-1-214.0No014563030.32,089
21-2-11.9No2415757.3208,607
0-1-3OutNo604040.05
1.51-3-00.2No0217978.96,930,623
0-2-20.4No0198181.01,042
10-3-1OutNo69493.769,738
0.50-4-0OutNo39797.11,746,543
Total:35.9%1.7%251217293535.0%28,290,748
Games Above .500
Chance Will Make Playoffs