What is the difference between questionnaire and schedule?

1. Questionnaire can be sent via mail but schedule is done only Personally

2. Questionnaire is cheaper method than schedule (for schedule you have to move everywhere

3. Questionnaire can be returned without answering all the questions but, in schedule, enumerator ensures the filling all the questions.

4. Questionnaire can be filled by anyone but schedule is always filled by enumerator.

5. Respondent should be literate & co-operative in Questionnaire but schedule can be filled by illiterate.

6. Risk of incomplete & wrong information is more in Questionnaire.

7. Physical appearance of Questionnaire has to be attractive but not such case is necessary with schedule.

8.Success of Questionnaire depends on its design but in case of Schedule it depends on honesty & competency of Enumerator.