why a questionnaire is important?

why a questionnaire is important?
Questionnaires can be an effective means of measuring the behavior, attitudes, preferences, opinions and, intentions of relatively large numbers of subjects more cheaply and quickly than other methods. Often a questionnaire uses both open and closed questions to collect data.
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What is a major advantage of using a questionnaire?
Why do positivists use questionnaires ? They deliver reliable data - e.g. using the same set of questions, they can be repeated exactly, so that previous findings can be re-tested They generate quantitative data which allows them to make generalisations and cause-and-effect relationships.
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What is an advantage of using questionnaires instead of surveys?
It is easier to obtain information from a large number of people. Explanation: Questionnaire is only a set of questions that researchers could give the people in order to obtain a certain qualitative or quantitative data. Typically, the researchers use closed ended questions that can easily be answered by the people. Nov 3, 2020
Full answer in: brainly.com
What makes a questionnaire good?
A good questionnaire is one which help directly achieve the research objectives, provides complete and accurate information; is easy for both interviewers and respondents to complete, is so designed as to make sound analysis and interpretation possible and is brief.
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