Which of the following has NOT been shown to be effective in decreasing the number of refusals?
A)The use of incentives
B)Selling the respondent on the value of the research
C)Use of experienced interviewers
D)Guarantees of anonymity
E)All of these have been shown to be effective.

Question

Quizplus · Accepted Answer

All of the options mentioned (the use of incentives, selling the respondent on the value of the research, use of experienced interviewers, guarantees of anonymity) have been shown to be effective in decreasing the number of refusals.

Which of the Following Has NOT Been Shown to Be