Specifications include, but are not limited to: The Minnesota Department of Education (MDE or State), Statewide Testing, requests proposals to check the quality of MDE’s statewide student testing results in the following areas: item analysis, scaling and equating, item calibration, scale score conversions, verification of operational test yearbook table analysis and monitoring of computer adaptive testing program and fixed forms, and to verify the Northstar, Z-score, identification or classification from Northstar, and graduation rate computations. The work will also include vertical scaling analysis, alignment studies, achievement level descriptor consultation, site visits, standards setting review and potentially supporting studies, and psychometric program support via consultation.