hypotesis testing

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this week you will begin working on Phase 3. Using the same data set and variables for your selected topic ( see attached for data set , add the following information to your analysis:

  1. Discuss the process for hypothesis testing.
    • Discuss the 8 steps of hypothesis testing?
    • When performing the 8 steps for hypothesis testing, which method do you prefer; P-Value method or Critical Value method? Why?
  1. Perform the hypothesis test.
    • If you selected Option 1:
      • Original Claim: The average salary for all jobs in Minnesota is less than $65,000.
      • Test the claim using α = 0.05 and assume your data is normally distributed and σ is unknown.

    • If you selected Option 2:
      • Original Claim: The average age of all patients admitted to the hospital with infectious diseases is less than 65 years of age.
      • Test the claim using α = 0.05 and assume your data is normally distributed and σ is unknown.

    • Based on your selected topic, answer the following:
      1. Write the null and alternative hypothesis symbolically and identify which hypothesis is the claim.
      2. Is the test two-tailed, left-tailed, or right-tailed? Explain.
      3. Which test statistic will you use for your hypothesis test; z-test or t-test? Explain.
      4. What is the value of the test-statistic? What is the P-value?
      5. What is the critical value?
      6. What is your decision; reject the null or do not reject the null?
        1. Explain why you made your decision including the results for your p-value and the critical value.
      7. State the final conclusion in non-technical terms.
    • due tomorrow 11 am cst
    • 2 pages APA format 
  • 11 years ago
  • 11
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