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Draw inferences from the data. For this part you will need to use both the male and female data for your variable. Complete the following:

  1. Draw inferences from the data.For this part you will need to use both the male and female data for your variable. Complete the following:
  2. Use the sample data to construct a 95% confidence interval for the mean of all males.
  3. Use the sample data to construct a 95% confidence interval for the mean of all females.
  4. Use the sample data to construct a 95% confidence interval for the difference of means of all males and all females. Explain if there is a difference between the two means.
  5. Conduct a hypothesis test with 0.05 significance to test if the mean of all males is different from the mean of all females. Show all steps of hypothesis testing in your report including interpretation of the results.
  6. Discuss if the results of the hypothesis test are different from the results of the confidence interval for the difference of two means.
  7. Present your results in a Word document.In this document, please include the following:
  • Any graphs, charts, or tables from Excel (These should be cut and pasted into this document.)
  • Your explanations about your findings.
  • Raw data for the project (Include the data for YOUR VARIABLE only. This should be cut and pasted at the end of this document.) DO NOT SUBMIT ANY EXCEL FILES.
  • Keep in mind that you will use these results later when you submit your final report at the end of the term. Therefore, the more detailed and accurate your Part 1 explanation is, the more help it will be for you when you start writing your report.

Submission Instructions

  • Submit one Word document. (Do not submit any Excel worksheets).

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