An anonymous survey can still feel identifiable when a class contains only two to five students. Concern about a tutor recognising an answer can affect the ratings students give, even if the organisation will not disclose individual responses. Alex compares those results with his own observations while visiting classrooms, explaining why he treats the survey cautiously. The point is to examine how evidence was collected before deciding what weight to give it. Numerical data and personal observations both need their sources assessed.
Notable Point · 4:35:31-4:38:24
Why small-class surveys need source criticism
Very small classes illustrate how perceived identifiability can affect an anonymous survey and complicate the interpretation of its results.