To Avoid Incompleteness in a Questionnaire, the Researcher Should Do

question 2

Multiple Choice

To avoid incompleteness in a questionnaire, the researcher should do all of the following except

• A)exploratory research.
• B)include questions that are interesting and that relate only marginally to the research purpose.
• C)examine the results from similar studies.
• D)pretest the questionnaire.
• E)all of these should be done.