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  2. Response rate (survey) - Wikipedia

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

    A U.S. National Agricultural Statistics Service statistician explains response rate data at a 2017 briefing to clarify the context of crop production data. In survey research, response rate, also known as completion rate or return rate, is the number of people who answered the survey divided by the number of people in the sample.

  3. PS Power and Sample Size - Wikipedia

    en.wikipedia.org/wiki/PS_Power_and_Sample_Size

    The P program can be used for studies with dichotomous, continuous, or survival response measures. The user specifies the alternative hypothesis in terms of differing response rates, means, survival times, relative risks, or odds ratios. Matched or independent study designs may be used.

  4. Talk:Response rate (survey) - Wikipedia

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

    4 Is it true that surveys with lower response rates yield more accurate measurements than surveys with higher response rates? 5 Rename to Response rate (survey) 2 comments

  5. Net promoter score - Wikipedia

    en.wikipedia.org/wiki/Net_promoter_score

    Net promoter score (NPS) is a market research metric that is based on a single survey question asking respondents to rate the likelihood that they would recommend a company, product, or a service to a friend or colleague. [1]

  6. Design effect - Wikipedia

    en.wikipedia.org/wiki/Design_effect

    In survey research, the design effect is a number that shows how well a sample of people may represent a larger group of people for a specific measure of interest (such as the mean).

  7. 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.

  8. Likert scale - Wikipedia

    en.wikipedia.org/wiki/Likert_scale

    Non-parametric tests such as chi-squared test, Mann–Whitney test, Wilcoxon signed-rank test, or Kruskal–Wallis test. [ 16 ] are often used in the analysis of Likert scale data. Alternatively, Likert scale responses can be analyzed with an ordered probit model, preserving the ordering of responses without the assumption of an interval scale.

  9. Opinion poll - Wikipedia

    en.wikipedia.org/wiki/Opinion_poll

    A scientific poll not only will have a sufficiently large sample, it will also be sensitive to response rates. Very low response rates will raise questions about how representative and accurate the results are. Are there systematic differences between those who participated in the survey and those who, for whatever reason, did not participate ...