How are these numbers calculated?

Big Games

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

Week of 2/29100.0*Pres Trophy100.0*Average seed
National 20 Crottes 18 -24.8
-0.5
Crew 14 Balls 19 -7.8
Punks 7 Calumets 21 -0.0
Week of 3/7100.0*Pres Trophy100.0*Average seed
National 15 Balls 5 +22.2
+0.2
Punks 3 Crottes 16 +4.4
+0.2
Calumets 16 Titans 20 +0.4
+0.2
Crew 16 Loonies 12 -0.1
-0.1
If winner is:HomeHome OTHome SOAway SOAway OTAway
Week of 3/14100.0*Pres Trophy100.0*Average seed
Crottes vs Titans+15.7+15.7+15.7-47.9-48.0-48.9
+0.3+0.3+0.3-0.8-0.8-0.9
Punks vs Balls+30.0+27.9+27.9-5.5-5.5-5.5
+0.4+0.3+0.3-0.1-0.1-0.1
National vs Crew+1.4+1.4+1.4-1.1-1.1-1.1
+0.1+0.1+0.1-0.1-0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inPresChance will finish regular season at seed
TPW-L-TplayoffsTrophy12345678910Count
281-0-0In68.9%693175,819,012
260-1-0In4.65465024,490,008
Total:In53.2%533512100,309,020
Games Above .500
Chance Will Make Playoffs