closed questions produce quantitative data which is easier to analyse
what is a weakness on questionnaires?
in closed questions, respondent may be forced to select answers which do not represent their real thoughts & feelings, leading to data which has lower validity
what is a strength of questionnaires?
open questions produce qualitative data which can provide unexpected answers & rich detail allowing researchers to gain new insights
what is a weakness of questionnaires?
open questions can be harder to analyse due to the large number of possible answers = difficult to draw conclusions
