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*Average seed
Los Angeles 45 Boston 52 -0.3
Portland 27 Texas 56 -0.1
Wisconsin 30 Iowa 55 -0.1
Week of 10/26100.0*Average seed
Corpus Christi 45 Los Angeles 60 +0.4
Iowa 37 North Dakota 34 -0.1
Texas 52 Vicenza 41 -0.1
Seattle 69 Tucson 73 -0.1
Week of 11/2None
Games Above .500
Chance Will Make Playoffs