Table 7.

Students’ assessment as to whether the app description text is sufficient for the usage decision. Presentation of the contingency table (Q3 vs Q5) before and after the clarification of quality principles and the targeted search for these quality criteria (yes, no, and do not know) in 343 app evaluations from 123 students.

Before information and investigation	After information and investigation
	“Insufficient”	“Do not know”	“Sufficient”	Total number
“Insufficient”	63	2	13	78
“Don't know”	11	2	12	25
“Sufficient”	70	9	161	240
Total	144	13	186	343