Interviewed in IN2004 2004 Interviewed in IN2005 2005 Waves 2 Oct 2009 Derived variables added to the dataset. See 1 to 6 section in this publication. ‘Derived variables’ (2003 to 2008) Waves 1 Jun 2009 Wave 6 (2008) variables added to dataset - 1 to 6 SCHOOLID School ID School identifier removed from the data set as it All (2003 to reveals information about a state school’s 2008) and/or sector. SCHID_R School ID - To enable investigation of the affect of school on All revised student achievement etc., a randomised school identifier has been added to the dataset(s).
Interviewed in 2004 IN2004 Interviewed in 2005 IN2005 Waves 1 to 6 (2003 to 2008) 2 Oct 2009 Derived variables added to the dataset. See section ‘Derived variables’ in this publication. Waves 1 to 6 (2003 to 2008) 1 Jun 2009 Wave 6 (2008) variables added to dataset - SCHOOLID School ID School identifier removed from the data set as it reveals information about a school’s state and/or sector. All SCHID_R School ID - revised To enable investigation of the affect of school on student achievement etc., a randomised school identifier has been added to the dataset(s). All