Niet leren is minstens zo besmettelijk als de Britse variant van corona. Niet leren leidt tot meer niet leren en zeker het afgelopen jaar is er een hoop niet geleerd. Willen we de opgelopen leerachterstanden wegwerken zijn er twee dingen nodig: Bron Onderzoek: Bepaal de bron van de achterstand. Als Lees meer…
Equity in education and DIF analyses go hand in hand. But should they? Sure, an item can function differently for one group or another because of choice of wording, translation, or topic (what we call poor test construction) but there are more important reasons. What if one group is truly Lees meer…
Especially in education for adults, there are many subjects that can not be examined with multiple-choice items. Students do something, like write an essay, insert a catheter, build a wall, etc., and experts judge the quality of what they did. Unfortunately, we often see disagreement between the judges. What we Lees meer…
Computer adaptive testing works with a calibrated item bank. Most of us will not be able to afford such luxury. Creating a large calibrated item bank costs a lot of time and money. It is difficult to collect responses under the right (high-stakes) circumstances, and you must trust the item Lees meer…