University of Phoenix Null and Alternative Hypothesis & Analysis Question Presentation

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Assignment Content


  1. You are in charge of conducting an analysis for your organization to discover if there is a relationship between an employee’s performance rating and the number of sick days they take each year. Your coworker has already collected the data and it is ready for you to analyze.


  2. Review the data your coworker collected in the Analysis of Correlation Test Data Spreadsheet.

  3. First, plan your analysis.
  4. Second, conduct your analysis.
  5. Third, describe your analysis.

  6. Create Microsoft PowerPoint presentation and include speaker notes.

  7. **Note: Do not use the note pane feature [do not place your notes in the note pane beneath your slides], instead place all of your speaker notes on your last two or three slides. Use a blank slide layout and use font size 18 for your speaker notes. Total word count for your speaker notes should be around 500 words. Fully explain the following items:

  8. Part 1: Planning:

    • What are the null and alternative hypotheses?
    • Where did you obtain your data or who obtained it for you?

    Part 2: Analysis

    • What are the descriptive statistics for your sample? Include:
    • Sample size
    • Mean
    • Median
    • Mode
    • Standard deviation
    • Analysis Procedures: What did you do to conduct your analysis?

    Part 3: Results and Discussion

    • What are the test statistics and results? Include
    • t statistic
    • p-value
    • What are the results? Are the results inferable to the population?
    • Do you reject or fail to reject the null hypothesis? Explain.
    • What do the results mean? What is your recommendation to the organization? Support your recommendation with your data analysis evidence.


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