Due to state-imposed operational restrictions and passive and active consent procedures, certain PSUs had low expected response rates. ... A critical component of ECLS-K is the assessment of children along a number of dimensions, such as physical ... sources of information on childrena#39;s social competence and skills, at least from kindergarten through 2nd grade. ... on current curricular domain frameworks for reading, mathematics, science, and social studies, as well as assessmentanbsp;...
|Title||:||NCES handbook of survey methods|
|Author||:||Lori Thurgood, National Center for Education Statistics|