Questionnaires are often used when there is only a small number of people from which information and opinions are needed, because it is difficult to get a large number of participants to return questionnaires on a timely basis.

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The Answer of Questionnaires are often used when there is only a small number of people from which information and opinions are needed, because it is difficult to get a large number of participants to return questionnaires on a timely basis.

Questionnaires Are Often Used When There Is Only a Small