The Brookings Institute reports that test scores can be skewed to meet policy objectives of those quoting the statistics. An article speaking about the national test which compares students across state lines and what the differences really mean is interesting. Lucy
http://sm.brookings.edu/track?type=click&eas=1&mailingid=14614&messageid=15210&databaseid=914&serial=16783779&emailid=a.trapnell@comcast.net&userid=1_12575&targetid=&fl=&extra=MultivariateId=&&&2000&&&http://www.brookings.edu/newsletters/browncenter/2012/0216.aspx
