Meaning of questionnaire : List of questions related to the subject of statistical research is called a questionnaire. Questionnaire is sent through post to the informants. Informants themselves answer the questions. Both questionnaire and schedule contain many questions. The main difference between the two is that informants themselves have to answer the questions given in the questionnaire, whereas in case of schedule, enunerators fill the schedule after asking questions from the informants.
Differences between questionnaire and schedule are as follows :
1. Questionnaire is used in broad area whereas schedule is used in a limited area.
2. Questionnaire is suitable only for the literate informers whereas schedules are suitable for both the literate and illiterate informers.
3. In questionnaire, answers of the questions are filled by the informers whereas in schedules they are filled by the enumerators.
4. The questionnaire is sent by post to the informants whereas the enumerators take the schedules to the informants.
5. In case of questionnaire less time and money is consumed in collection of data, whereas in case of schedule, the time and money consumed are more.
6. In questionnaire, informant gives the answer according to his own discrection while in schedule informant takes the help of enumerator.
