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Discuss the usefulness of pretesting and pilot testing

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Reference no: EM131399741

This discussion supports your understanding of the quantitative method of research and the varied elements involved in the management, interpretation and reporting of a quantitative study. In your initial post, address the following:

  • Differentiate between randomized and nonrandomized approaches to sampling populations. Discuss the importance of the role of sampling when conducting research.
  • Discuss the usefulness of pretesting, pilot testing, or field-testing a survey.
  • Explain how response bias can influence the outcomes of a study.
  • Explain why measures of dispersion and measures of central tendencies are important when doing data analysis and interpretation in an experimental study.
  • Discuss the implications of using previously used instruments on the outcomes of a study.

Your initial post should be at least 250 words in length.

Reference no: EM131399741

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