Northwest Evaluation Association™ (NWEA™) is committed to providing partners with useful tools to help make inferences from Measures of Academic Progress® (MAP®) interim assessment scores. One important tool is the concordance table between MAP and state summative assessments. Concordance tables have been used for decades to relate scores on…

Concordance tables have been used for decades to relate scores on different tests measuring similar but distinct constructs. These tables, typically derived from statistical linking procedures, provide a direct link between scores on different tests and serve various purposes. Aside from describing how a score on one test relates to performance on…

The 2003 National Assessment of Adult Literacy (NAAL) assessed the English literacy skills of a nationally representative sample of more than 19,000 U.S. adults (age 16 and older) residing in households and correctional institutions. NAAL is the first national assessment of adult literacy since the 1992 National Adult Literacy Survey (NALS). The…

The need to determine eligibility for a program for intellectually gifted students resulted in combining deviation scores on achievement, aptitude, ability and motivation measures into a matrix score. These matrix scores and the students' success in the program were determined for present participants. Students were classified as successful or…

Census data were used to predict average district scores on standardized achievement tests for grades one, two, three, six, and twelve, in 716 California school districts. The following census variables were used: education, income, college, poverty (families); poverty (children); professional occupations; housing; Spanish surnames; and Black.…