How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance in playoffs100.0*Average seed
New York 63 Denver 92 -1.8
-0.7
Detroit 84 Pittsburgh 50 -0.9
-0.1
Halifax 74 Milwaukee 85 +0.7
-0.1
Smyrna 87 Philly 79 +0.2
+0.1
Atlanta 75 Chicago 112 +0.1
+0.0
Dover 115 Kansas City 57 -0.1
+0.1
If winner is:HomeDrawAway
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Atlanta vs Denver-0.2+0.1+0.1
New York vs Halifax+0.0-0.0Out
+0.7+0.1-0.5
Pittsburgh vs Philly+0.1-0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-D-Lplayoffs123456789101112Count
73-0-00.5%011612430358,164
6.52-1-00.0022248244051,666
62-0-1Out04293922602,261,794
1-2-0Out0214030802,334
5.51-1-1Out32342320202,670
0-3-0Out415334827
51-0-2Out05286074,324,683
0-2-1Out1217164,420
4.50-1-2Out1076140185,541
40-0-3Out485212,595,220
Total:0.0%00381218421709,986,519
Games Above .500
Chance Will Make Playoffs