How are these numbers calculated?

Big Games

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

Week of 10/20100.0*Chance in playoffs100.0*Average seed
Chicago 31 Berlin 27 -15.0
-0.7
New York 19 Tampa Bay 21 +4.3
+0.1
Vicenza 40 Corpus Christi 36 -3.9
-0.1
Detroit 45 Ohio 58 -0.1
+0.1
Tucson 44 D.C. 27 +0.1
Week of 10/26100.0*Chance in playoffs100.0*Average seed
Berlin 33 New York 41 -3.1
-0.3
Wisconsin 49 Chicago 37 +3.1
Evansville 44 Detroit 24 +0.1
D.C. 52 Ohio 59 +0.1
Week of 11/2None
Games Above .500
Chance Will Make Playoffs

Lottery

Ye of little faith, already thinking about next year. Here are the big games and what ifs for draft seeds.

Big Games

Week of 10/20100.0*Lottery seed
Chicago 31 Berlin 27 +1.5
Portland 27 Texas 56 -0.2
New York 19 Tampa Bay 21 -0.1
Vicenza 40 Corpus Christi 36 +0.1
Tucson 44 D.C. 27 -0.1
Detroit 45 Ohio 58 -0.1
Week of 10/26100.0*Lottery seed
Berlin 33 New York 41 +1.0
D.C. 52 Ohio 59 -0.2
Seattle 69 Tucson 73 -0.2
Van Island 32 Kansas City 24 -0.1
Evansville 44 Detroit 24 -0.1
Portland 46 Eugene 38 +0.1
Wisconsin 49 Chicago 37 -0.1
San Antonio 56 Fort McMurray 43 -0.1
Week of 11/2100.0*Lottery seed
Vicenza 37 Berlin 32 +1.5
St. Louis 45 Kansas City 41 -0.5
Boston 40 D.C. 35 -0.5
Baltimore 52 Wisconsin 35 -0.1
Fort McMurray 54 Fort Worth 35 +0.1
Eugene 43 Corpus Christi 28 +0.1