Measure Twice, Model Once

As states and their assessment contractors prepare for the possible resumption of state assessment programs in spring 2021, one critical question being considered is how, or even whether, to link results from the spring 2021 tests to the last-administered spring 2019 tests; or to put it more generally, what equating procedures should be used toContinue reading “Measure Twice, Model Once”

Equating 2020 – Opportunity Lost

For a brief moment last spring the disruptions caused by COVID-19 appeared to offer a once-in-a-lifetime teachable moment in the form of an opportunity for real-time discussions with stakeholders about the concepts and assumptions that are at the heart of equating state assessments. Alas, much like people‚Äôs understanding of equating, that opportunity proved to beContinue reading “Equating 2020 – Opportunity Lost”

Implausible Values

Equating in the early part of the 21st century Charlie DePascale Our field is facing a crisis brought on by implausible values. The values which threaten us, however, are not the assessment results questioned above.  Those are only the byproduct of the values which our field and society have adopted with regard to K-12 large-scaleContinue reading “Implausible Values”