The most important strategy for increasing the return rate of questionnaires in a mail survey is to:
A) have a cover letter that is forceful and intimidating to participants.
B) have a cover letter that pleads with participants to return the questionnaire.
C) make multiple contacts with respondents.
D) offer a small token of your appreciation.

Question

Quizplus · Accepted Answer

Making multiple contacts with respondents, such as follow-up reminders, has been shown to significantly increase response rates in mail surveys.

The Most Important Strategy for Increasing the Return Rate of Questionnaires