Abstract This paper informs users of data collected in international large-scale assessments (ILSA). by presenting argumentsunderlining the importance of considering two design features employed in these studies. We examine a commonmisconception stating that the uncertainty arising from the assessment design is negligible compared with that arisingfrom the sampling design. This miscon... https://www.kingarte.com/product-category/accessories-accessoriesmixer-parts-food-servicecommercial-kitchen-equipmentfood-preparation-equipmentfood-preparation-equipment-parts/