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2. Questionnaire - Wikipedia

   en.wikipedia.org/wiki/Questionnaire

   Questionnaire. A questionnaire is a research instrument that consists of a set of questions (or other types of prompts) for the purpose of gathering information from respondents through survey or statistical study. A research questionnaire is typically a mix of close-ended questions and open-ended questions.

3. Likert scale - Wikipedia

   en.wikipedia.org/wiki/Likert_scale

   A Likert scale (/ ˈlɪkərt / LIK-ərt, [1][note 1]) is a psychometric scale named after its inventor, American social psychologist Rensis Likert, [2] which is commonly used in research questionnaires. It is the most widely used approach to scaling responses in survey research, such that the term (or more fully the Likert-type scale) is often ...

4. Survey methodology - Wikipedia

   en.wikipedia.org/wiki/Survey_methodology

   Survey methodology is "the study of survey methods". [1] As a field of applied statistics concentrating on human-research surveys, survey methodology studies the sampling of individual units from a population and associated techniques of survey data collection, such as questionnaire construction and methods for improving the number and accuracy of responses to surveys.

5. Survey sampling - Wikipedia

   en.wikipedia.org/wiki/Survey_sampling

   In statistics, survey sampling describes the process of selecting a sample of elements from a target population to conduct a survey. The term " survey " may refer to many different types or techniques of observation. In survey sampling it most often involves a questionnaire used to measure the characteristics and/or attitudes of people.

6. Structured interview - Wikipedia

   en.wikipedia.org/wiki/Structured_interview

   A structured interview (also known as a standardized interview or a researcher-administered survey) is a quantitative research method commonly employed in survey research. The aim of this approach is to ensure that each interview is presented with exactly the same questions in the same order. This ensures that answers can be reliably aggregated ...

7. Response rate (survey) - Wikipedia

   en.wikipedia.org/wiki/Response_rate_(survey)

   A survey’s response rate is the result of dividing the number of people who were interviewed by the total number of people in the sample who were eligible to participate and should have been interviewed. [2] A low response rate can give rise to sampling bias if the nonresponse is unequal among the participants regarding exposure and/or outcome.