Part C of Question 1 In a survey conducted by a department store. 8 randomly cho

Question

Part C of Question 1

In a survey conducted by a department store. 8 randomly chosen married couples were asked to give a satisfaction index (0-100) based on their latest visits. The results of the survey are displayed below: Assume that the satisfaction indices for husbands and wives are normally distributed. Consider now the data from both husbands and wives. In addition to the population standard deviation of satisfaction index for husbands being known as 24, suppose further that the population standard deviation of satisfaction index for wives is 25. It is claimed that the population mean of satisfaction index for husbands is at least 3 points higher than that for wives. Test this claim using the rejection region approach at 5% significance level. Find the p-value of the test in above. Find the power of the test in if the population mean of satisfaction index for husbands is in fact higher than that for wives.

Explanation / Answer

where is the qestion

Related Questions

Navigate

• Browse (All)
• Browse P
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.