Use the Following Sample Sizes and Numbers of Successes for the Next

question 31

Essay

Use the following sample sizes and numbers of successes for the next six questions.
Medical researchers reviewing the risk of death for elderly patients taking
dementia drugs found the following data. Assume a .05 significance level for
testing the claim that the proportions are not equal. Also, assume the two simple
random samples are independent and that the conditions are
satisfied.
-Test the given claim using the traditional or P-value method for hypothesis testing about two proportions. Identify the null hypothesis and alternative hypothesis, state a conclusion about the null hypothesis, and state a final conclusion that addresses the original claim.

---

Definitions:

Total Job Cost

The sum of all expenses directly associated with the production of a specific job, including materials, labor, and overhead costs.

Estimated Total Manufacturing Overhead

The projected or forecasted total of all manufacturing overhead costs for a specific period.

Manufacturing Costs

Manufacturing costs are the costs incurred in the process of producing a product, which include direct materials, direct labor, and manufacturing overhead.

Markup

The percentage added to costs to determine selling price, typically used in retail to cover costs and earn a profit.