...Part One: Please begin by responding to the following questions. What factors must a researcher consider in selecting an existing instrument for use in a study? When selecting an existing instrument for a research study, it is important that the researcher select an appropriate instrument that aligns with the objective of the research and minimize bias. Other important factors to consider are the cost or resource needed for the use of the instrument and the quality of the instrument. Additionally, the quality of an instrument can be measure through it’s validity and reliability (Grove, Burns, & Gray, 2013). How does a researcher locate an existing instrument? A researcher can locate an existing instrument by using computer database, online libraries or search engines like CINANHL or Medline by entering the specific instrument or the condition or concept that is being investigated. In addition, existing instrument can also be located in reference books with published measurement tools (Grove, Burns, & Gray, 2013). Part Two: Search and locate an existing instrument that will be used to address your research question. Post the title of the instrument selected and the level of measurement on the tool. Next, post a description of the type of scale used in the instrument. Include a brief discussion of data collection procedures that will be presented in your proposal. In the research of the effectiveness of antibiotic stewardship program on Clostridium difficile infection, clinical...
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