A researcher has received only 20 percent of the questionnaires that she sent to the 6,000 freshmen at a large Midwestern university. What is the first step the researcher should take to increase the return rate in this survey?
a. Telephone the non-respondents, asking them to return the questionnaire
b. Send a follow-up letter with another copy of the questionnaire and a self-addressed campus envelope
c. Telephone the non-respondents requesting a personal interview
d. Receive permission from professors to stop by classes to collect surveys.
B
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Fill in the blank(s) with the appropriate word(s).
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a. True b. False