The factorial survey is an experimental design consisting of varying situations (vignettes) that have to be judged by respondents. For more complex research questions, it quickly becomes impossible for an individual respondent to judge all vignettes. To overcome this problem, random designs are recommended most of the time, whereas quota designs…

Assessment for Learning (AfL), as a way to promote learning, requires a "match" or a shared focus between student and teacher to be effective. But students and teachers may differ in their perceptions of the purpose and process of classroom assessment meant to promote learning. Perceptions regarding AfL practices in their classroom were…