Back
CenterLine

comparability

Educational Assessment comparability Validity

Comparability of Scores on the Same Test

In 2018, the Center was honored to be invited by the National Academy of Education to contribute two chapters to the book Comparability of Large-Scale Educational Assessments, which was released earlier this year. The Center’s chapters addressed the foundational issues surrounding the comparability of individual and aggregate group scores when students ostensibly take the same test.

read more

Standard Setting performance standards standards validation comparability Assessment

Re-envisioning Performance Standards Validation

Taking a Principled Approach to Evaluating Reporting Scales and Performance Standards when Modifications are Made to Assessments

For a variety of reasons—political, psychometric and practical—states are often required to modify their large-scale summative assessments. These changes may be significant, such as developing new assessments after the adoption of revised academic content standards, or minor, such as adding a couple items to an existing test blueprint. 

read more