The effectiveness of a survey is enhanced by clear questions.
Correct Answer:
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Q13: A questionnaire is a type of survey.
Q17: Valid research measures what it hopes to
Q20: An effective hypothesis considers the potential bias
Q44: Focus groups are the most widely used
Q45: Sensitive questions should be placed at the
Q48: A stratified sample ensures every member of
Q50: Open-ended questions are more difficult to categorise,analyse
Q54: The length of a questionnaire has an
Q63: The different approaches of interviewers are unlikely
Q80: The options that appear at the end
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