What are the advantages and disadvantages of questionnaire survey?

The advantages and disadvantages of questionnaire survey method are:

First, the advantages of questionnaire survey.

1, with unity: the questionnaire survey uses the same questionnaire for all respondents, which is conducive to the comparative analysis of respondents in the same situation, and can also be used to investigate respondents with different social consciousness and analyze individual situations.

2. Extensiveness: the questionnaire survey is not limited by the number and scope, and the range of possible answers given in the design is generally selected by the respondents, which is also convenient for the respondents to understand the survey content. Because most of the questionnaires are conducted in a closed way, because in the process of data collation, the answers can be coded and data input, and quantitative processing and analysis can be carried out.

Second, the shortcomings of the questionnaire survey method. It is difficult to design a questionnaire survey, and the questionnaire design is difficult, and the survey results are wide but not deep. Questionnaire surveys are often completed by users themselves, so the quality of survey results is often not guaranteed, and the recovery rate of questionnaire surveys is also difficult to guarantee.