The header is the beginning of the table and is used to classify the nature of some questions.
As a general rule, each questionnaire must reflect the respondent's profile, such as the respondent's gender, age, education, income, family composition, political background, economic status, etc.
Such questions are generally arranged at the beginning of the questionnaire, called the "header".
The header design should be different according to the survey content. The items listed in the header are basic items that are indispensable when analyzing the results.
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